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38630854475 = 522699572521
BaseRepresentation
bin100011111110100101…
…000000111101001011
310200201020202201220222
4203332211000331023
51113103444320400
625425145140255
72535210562613
oct437645007513
9120636681828
1038630854475
1115424123814
1275a148a68b
133848517995
141c2680ba43
1510116d9185
hex8fe940f4b

38630854475 has 12 divisors (see below), whose sum is σ = 47920091400. Its totient is φ = 30893179200.

The previous prime is 38630854469. The next prime is 38630854477. The reversal of 38630854475 is 57445803683.

It is a happy number.

It is not a de Polignac number, because 38630854475 - 220 = 38629805899 is a prime.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (38630854477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218786 + ... + 353735.

It is an arithmetic number, because the mean of its divisors is an integer number (3993340950).

Almost surely, 238630854475 is an apocalyptic number.

38630854475 is a deficient number, since it is larger than the sum of its proper divisors (9289236925).

38630854475 is a wasteful number, since it uses less digits than its factorization.

38630854475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575230 (or 575225 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 38630854475 in words is "thirty-eight billion, six hundred thirty million, eight hundred fifty-four thousand, four hundred seventy-five".

Divisors: 1 5 25 2699 13495 67475 572521 2862605 14313025 1545234179 7726170895 38630854475