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38856397596 = 22337563155443
BaseRepresentation
bin100100001100000001…
…011001001100011100
310201021222011111220220
4210030001121030130
51114034214210341
625503403241340
72543616634002
oct441401311434
9121258144826
1038856397596
111552a472695
127644b19250
133883176453
141c4875ca72
1510263dba66
hex90c05931c

38856397596 has 48 divisors (see below), whose sum is σ = 93281322624. Its totient is φ = 12579610176.

The previous prime is 38856397529. The next prime is 38856397607. The reversal of 38856397596 is 69579365883.

It is a self number, because there is not a number n which added to its sum of digits gives 38856397596.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172251 + ... + 327693.

It is an arithmetic number, because the mean of its divisors is an integer number (1943360888).

Almost surely, 238856397596 is an apocalyptic number.

It is an amenable number.

38856397596 is an abundant number, since it is smaller than the sum of its proper divisors (54424925028).

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

38856397596 is a wasteful number, since it uses less digits than its factorization.

38856397596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156050 (or 156048 counting only the distinct ones).

The product of its digits is 293932800, while the sum is 69.

The spelling of 38856397596 in words is "thirty-eight billion, eight hundred fifty-six million, three hundred ninety-seven thousand, five hundred ninety-six".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 563 1126 1689 2252 3378 6756 20831 41662 62493 83324 124986 155443 249972 310886 466329 621772 932658 1865316 5751391 11502782 17254173 23005564 34508346 69016692 87514409 175028818 262543227 350057636 525086454 1050172908 3238033133 6476066266 9714099399 12952132532 19428198798 38856397596