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38845433368 = 237715197003
BaseRepresentation
bin100100001011010111…
…100100011000011000
310201021012112110211101
4210023113210120120
51114023412331433
625502332241144
72543424510220
oct441327443030
9121235473741
1038845433368
1115524264045
1276413101b4
133880b07a41
141c47107080
15102547307d
hex90b5e4618

38845433368 has 32 divisors (see below), whose sum is σ = 83252712960. Its totient is φ = 16645543200.

The previous prime is 38845433359. The next prime is 38845433399. The reversal of 38845433368 is 86333454883.

It is a congruent number.

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, 351955 + ... + 448957.

It is an arithmetic number, because the mean of its divisors is an integer number (2601647280).

Almost surely, 238845433368 is an apocalyptic number.

It is an amenable number.

38845433368 is an abundant number, since it is smaller than the sum of its proper divisors (44407279592).

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

38845433368 is a wasteful number, since it uses less digits than its factorization.

38845433368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104167 (or 104163 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 55.

The spelling of 38845433368 in words is "thirty-eight billion, eight hundred forty-five million, four hundred thirty-three thousand, three hundred sixty-eight".

Divisors: 1 2 4 7 8 14 28 56 7151 14302 28604 50057 57208 97003 100114 194006 200228 388012 400456 679021 776024 1358042 2716084 5432168 693668453 1387336906 2774673812 4855679171 5549347624 9711358342 19422716684 38845433368