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38108492401 = 723922778537
BaseRepresentation
bin100011011111011100…
…010111001001110001
310122100211211222212111
4203133130113021301
51111021233224101
625301245125321
72516235561250
oct433734271161
9118324758774
1038108492401
1115186283421
127476559841
1337942332b5
141bb72b4797
15ed0905251
hex8df717271

38108492401 has 8 divisors (see below), whose sum is σ = 43734792960. Its totient is φ = 32527749408.

The previous prime is 38108492399. The next prime is 38108492431. The reversal of 38108492401 is 10429480183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38108492401 - 21 = 38108492399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38108492431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11387596 + ... + 11390941.

It is an arithmetic number, because the mean of its divisors is an integer number (5466849120).

Almost surely, 238108492401 is an apocalyptic number.

It is an amenable number.

38108492401 is a deficient number, since it is larger than the sum of its proper divisors (5626300559).

38108492401 is a wasteful number, since it uses less digits than its factorization.

38108492401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22778783.

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 38108492401 in words is "thirty-eight billion, one hundred eight million, four hundred ninety-two thousand, four hundred one".

Divisors: 1 7 239 1673 22778537 159449759 5444070343 38108492401