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38854999896 = 2331618958329
BaseRepresentation
bin100100001011111100…
…000011111101011000
310201021212112111122020
4210023330003331120
51114033334444041
625503313254440
72543602023036
oct441374037530
9121255474566
1038854999896
11155296a8569
127644564420
133882aa71cb
141c484b7556
151026212866
hex90bf03f58

38854999896 has 16 divisors (see below), whose sum is σ = 97137499800. Its totient is φ = 12951666624.

The previous prime is 38854999889. The next prime is 38854999903. The reversal of 38854999896 is 69899945883.

38854999896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38854999889) and next prime (38854999903).

It is a super-2 number, since 2×388549998962 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809479141 + ... + 809479188.

Almost surely, 238854999896 is an apocalyptic number.

It is an amenable number.

38854999896 is an abundant number, since it is smaller than the sum of its proper divisors (58282499904).

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

38854999896 is a wasteful number, since it uses less digits than its factorization.

38854999896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618958338 (or 1618958334 counting only the distinct ones).

The product of its digits is 1209323520, while the sum is 78.

The spelling of 38854999896 in words is "thirty-eight billion, eight hundred fifty-four million, nine hundred ninety-nine thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 1618958329 3237916658 4856874987 6475833316 9713749974 12951666632 19427499948 38854999896