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38293277969 = 2913110079831
BaseRepresentation
bin100011101010011101…
…010000110100010001
310122211201120002000102
4203222131100310101
51111411034343334
625331445502145
72523641330552
oct435235206421
9118751502012
1038293277969
1115270614571
127508411955
1337c35c147b
141bd3a56329
15ee1c5667e
hex8ea750d11

38293277969 has 8 divisors (see below), whose sum is σ = 39916134720. Its totient is φ = 36690581200.

The previous prime is 38293277963. The next prime is 38293277989. The reversal of 38293277969 is 96977239283.

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 38293277969 - 224 = 38276500753 is a prime.

It is a super-2 number, since 2×382932779692 (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 (38293277963) 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, 5036117 + ... + 5043714.

It is an arithmetic number, because the mean of its divisors is an integer number (4989516840).

Almost surely, 238293277969 is an apocalyptic number.

It is an amenable number.

38293277969 is a deficient number, since it is larger than the sum of its proper divisors (1622856751).

38293277969 is a wasteful number, since it uses less digits than its factorization.

38293277969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10079991.

The product of its digits is 61725888, while the sum is 65.

The spelling of 38293277969 in words is "thirty-eight billion, two hundred ninety-three million, two hundred seventy-seven thousand, nine hundred sixty-nine".

Divisors: 1 29 131 3799 10079831 292315099 1320457861 38293277969