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38497483117 = 167547421433
BaseRepresentation
bin100011110110101000…
…001111100101101101
310200100221210202211001
4203312220033211231
51112320323424432
625404022400301
72532001131052
oct436650174555
9120327722731
1038497483117
1115365909955
127564890091
1338269bb812
141c12c11029
151004b419e7
hex8f6a0f96d

38497483117 has 8 divisors (see below), whose sum is σ = 38798899776. Its totient is φ = 38196910752.

The previous prime is 38497483109. The next prime is 38497483133. The reversal of 38497483117 is 71138479483.

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

It is a cyclic number.

It is not a de Polignac number, because 38497483117 - 23 = 38497483109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38497483147) 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, 119368 + ... + 302065.

It is an arithmetic number, because the mean of its divisors is an integer number (4849862472).

Almost surely, 238497483117 is an apocalyptic number.

It is an amenable number.

38497483117 is a deficient number, since it is larger than the sum of its proper divisors (301416659).

38497483117 is a wasteful number, since it uses less digits than its factorization.

38497483117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422147.

The product of its digits is 4064256, while the sum is 55.

The spelling of 38497483117 in words is "thirty-eight billion, four hundred ninety-seven million, four hundred eighty-three thousand, one hundred seventeen".

Divisors: 1 167 547 91349 421433 70379311 230523851 38497483117