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132725 = 525309
BaseRepresentation
bin100000011001110101
320202001202
4200121311
513221400
62502245
71061645
oct403165
9222052
10132725
119079a
1264985
1348548
1436525
15294d5
hex20675

132725 has 6 divisors (see below), whose sum is σ = 164610. Its totient is φ = 106160.

The previous prime is 132721. The next prime is 132739. The reversal of 132725 is 527231.

It can be written as a sum of positive squares in 3 ways, for example, as 1681 + 131044 = 41^2 + 362^2 .

It is not a de Polignac number, because 132725 - 22 = 132721 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132697 and 132706.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 132725.

It is not an unprimeable number, because it can be changed into a prime (132721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2630 + ... + 2679.

It is an arithmetic number, because the mean of its divisors is an integer number (27435).

132725 is a Friedman number, since it can be written as 72+51^3+2, using all its digits and the basic arithmetic operations.

2132725 is an apocalyptic number.

It is an amenable number.

132725 is a deficient number, since it is larger than the sum of its proper divisors (31885).

132725 is an equidigital number, since it uses as much as digits as its factorization.

132725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319 (or 5314 counting only the distinct ones).

The product of its digits is 420, while the sum is 20.

The square root of 132725 is about 364.3144246389. The cubic root of 132725 is about 51.0094817690.

Adding to 132725 its reverse (527231), we get a palindrome (659956).

The spelling of 132725 in words is "one hundred thirty-two thousand, seven hundred twenty-five".

Divisors: 1 5 25 5309 26545 132725