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38608458132 = 2234768454713
BaseRepresentation
bin100011111101001111…
…100101000110010100
310200122200121212220210
4203331033211012110
51113032231130012
625423025125420
72534516323266
oct437517450624
9120580555823
1038608458132
1115412517042
127595a89870
1338439a58ca
141c2385bb36
15100e76323c
hex8fd3e5194

38608458132 has 24 divisors (see below), whose sum is σ = 92003135616. Its totient is φ = 12595667008.

The previous prime is 38608458113. The next prime is 38608458139. The reversal of 38608458132 is 23185480683.

It is a super-2 number, since 2×386084581322 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38608458139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34226793 + ... + 34227920.

It is an arithmetic number, because the mean of its divisors is an integer number (3833463984).

Almost surely, 238608458132 is an apocalyptic number.

It is an amenable number.

38608458132 is an abundant number, since it is smaller than the sum of its proper divisors (53394677484).

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

38608458132 is a wasteful number, since it uses less digits than its factorization.

38608458132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68454767 (or 68454765 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 38608458132 in words is "thirty-eight billion, six hundred eight million, four hundred fifty-eight thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 68454713 136909426 205364139 273818852 410728278 821456556 3217371511 6434743022 9652114533 12869486044 19304229066 38608458132