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38497564001 = 1319155860583
BaseRepresentation
bin100011110110101000…
…100011010101100001
310200100221221212202202
4203312220203111201
51112320334022001
625404024222545
72532001615631
oct436650432541
9120327855682
1038497564001
11153659646a6
12756490aa55
133826a19590
141c12c326c1
151004b5a96b
hex8f6a23561

38497564001 has 8 divisors (see below), whose sum is σ = 43640963520. Its totient is φ = 33665885712.

The previous prime is 38497563997. The next prime is 38497564051. The reversal of 38497564001 is 10046579483.

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 38497564001 - 22 = 38497563997 is a prime.

It is a super-2 number, since 2×384975640012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38497564051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77930045 + ... + 77930538.

It is an arithmetic number, because the mean of its divisors is an integer number (5455120440).

Almost surely, 238497564001 is an apocalyptic number.

It is an amenable number.

38497564001 is a deficient number, since it is larger than the sum of its proper divisors (5143399519).

38497564001 is a wasteful number, since it uses less digits than its factorization.

38497564001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155860615.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 38497564001 in words is "thirty-eight billion, four hundred ninety-seven million, five hundred sixty-four thousand, one".

Divisors: 1 13 19 247 155860583 2026187579 2961351077 38497564001