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13024442 = 243269563
BaseRepresentation
bin110001101011…
…110010111010
3220111201011202
4301223302322
511313240232
61143054202
7215464064
oct61536272
926451152
1013024442
117396502
124441362
132910392
141a30734
151224162
hexc6bcba

13024442 has 16 divisors (see below), whose sum is σ = 20100960. Its totient is φ = 6325872.

The previous prime is 13024409. The next prime is 13024469. The reversal of 13024442 is 24442031.

It is a super-2 number, since 2×130244422 = 339272178822728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22853 + ... + 23415.

It is an arithmetic number, because the mean of its divisors is an integer number (1256310).

Almost surely, 213024442 is an apocalyptic number.

13024442 is a deficient number, since it is larger than the sum of its proper divisors (7076518).

13024442 is a wasteful number, since it uses less digits than its factorization.

13024442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 13024442 is about 3608.9391793157. The cubic root of 13024442 is about 235.2807388790.

Adding to 13024442 its reverse (24442031), we get a palindrome (37466473).

The spelling of 13024442 in words is "thirteen million, twenty-four thousand, four hundred forty-two".

Divisors: 1 2 43 86 269 538 563 1126 11567 23134 24209 48418 151447 302894 6512221 13024442