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38241012147 = 31331169918617
BaseRepresentation
bin100011100111010101…
…111000100110110011
310122201002012200210020
4203213111320212303
51111304144342042
625322341334523
72522435145222
oct434725704663
9118632180706
1038241012147
1115244066478
1274b2a07443
1337b5821950
141bcab2ccb9
15edc3803ec
hex8e75789b3

38241012147 has 32 divisors (see below), whose sum is σ = 56717875200. Its totient is φ = 22759176960.

The previous prime is 38241012137. The next prime is 38241012157. The reversal of 38241012147 is 74121014283.

It is an interprime number because it is at equal distance from previous prime (38241012137) and next prime (38241012157).

It is not a de Polignac number, because 38241012147 - 212 = 38241008051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38241012137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2044783 + ... + 2063399.

It is an arithmetic number, because the mean of its divisors is an integer number (1772433600).

Almost surely, 238241012147 is an apocalyptic number.

38241012147 is a deficient number, since it is larger than the sum of its proper divisors (18476863053).

38241012147 is a wasteful number, since it uses less digits than its factorization.

38241012147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20363.

The product of its (nonzero) digits is 10752, while the sum is 33.

The spelling of 38241012147 in words is "thirty-eight billion, two hundred forty-one million, twelve thousand, one hundred forty-seven".

Divisors: 1 3 13 31 39 93 403 1209 1699 5097 18617 22087 52669 55851 66261 158007 242021 577127 684697 726063 1731381 2054091 7502651 22507953 31630283 94890849 411193679 980538773 1233581037 2941616319 12747004049 38241012147