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13537394376 = 2331151278009
BaseRepresentation
bin11001001101110010…
…00011111011001000
31021221102222212221220
430212321003323020
5210211033110001
610115145202040
7656316645042
oct144671037310
937842885856
1013537394376
115817562840
122759790320
13137981a63c
14925c96a92
15543704c36
hex326e43ec8

13537394376 has 32 divisors (see below), whose sum is σ = 36920167200. Its totient is φ = 4102240640.

The previous prime is 13537394369. The next prime is 13537394393. The reversal of 13537394376 is 67349373531.

It is a happy number.

13537394376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×135373943762 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25638741 + ... + 25639268.

It is an arithmetic number, because the mean of its divisors is an integer number (1153755225).

Almost surely, 213537394376 is an apocalyptic number.

It is an amenable number.

13537394376 is an abundant number, since it is smaller than the sum of its proper divisors (23382772824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13537394376 is a wasteful number, since it uses less digits than its factorization.

13537394376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51278029 (or 51278025 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 51.

The spelling of 13537394376 in words is "thirteen billion, five hundred thirty-seven million, three hundred ninety-four thousand, three hundred seventy-six".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 51278009 102556018 153834027 205112036 307668054 410224072 564058099 615336108 1128116198 1230672216 1692174297 2256232396 3384348594 4512464792 6768697188 13537394376