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38631013096 = 23137134715077
BaseRepresentation
bin100011111110100101…
…100111101011101000
310200201021001210111211
4203332211213223220
51113104014404341
625425152402504
72535212123224
oct437645475350
9120637053454
1038631013096
1115424221a05
1275a1546434
133848571c40
141c2684d784
15101171b181
hex8fe967ae8

38631013096 has 64 divisors (see below), whose sum is σ = 79336817280. Its totient is φ = 17526754560.

The previous prime is 38631013063. The next prime is 38631013097. The reversal of 38631013096 is 69031013683.

It is not an unprimeable number, because it can be changed into a prime (38631013097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2554710 + ... + 2569786.

It is an arithmetic number, because the mean of its divisors is an integer number (1239637770).

Almost surely, 238631013096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38631013096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39668408640).

38631013096 is an abundant number, since it is smaller than the sum of its proper divisors (40705804184).

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

38631013096 is a wasteful number, since it uses less digits than its factorization.

38631013096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15514 (or 15510 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 38631013096 in words is "thirty-eight billion, six hundred thirty-one million, thirteen thousand, ninety-six".

Divisors: 1 2 4 8 13 26 52 71 104 142 284 347 568 694 923 1388 1846 2776 3692 4511 7384 9022 15077 18044 24637 30154 36088 49274 60308 98548 120616 196001 197096 320281 392002 640562 784004 1070467 1281124 1568008 2140934 2562248 4281868 5231719 8563736 10463438 13916071 20926876 27832142 41853752 55664284 68012347 111328568 136024694 272049388 371452049 544098776 742904098 1485808196 2971616392 4828876637 9657753274 19315506548 38631013096