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38479970535 = 3524373105253
BaseRepresentation
bin100011110101100101…
…011100000011100111
310200022201212001001220
4203311211130003213
51112301333024120
625402155151423
72531366232006
oct436545340347
9120281761056
1038479970535
1115356a38446
12755aa45573
133823199646
141c10772c3d
151003332b40
hex8f595c0e7

38479970535 has 16 divisors (see below), whose sum is σ = 61571063904. Its totient is φ = 20521613952.

The previous prime is 38479970527. The next prime is 38479970537. The reversal of 38479970535 is 53507997483.

It is not a de Polignac number, because 38479970535 - 23 = 38479970527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38479970537) 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 15 ways as a sum of consecutive naturals, for example, 312969 + ... + 418221.

It is an arithmetic number, because the mean of its divisors is an integer number (3848191494).

Almost surely, 238479970535 is an apocalyptic number.

38479970535 is a deficient number, since it is larger than the sum of its proper divisors (23091093369).

38479970535 is a wasteful number, since it uses less digits than its factorization.

38479970535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129634.

The product of its (nonzero) digits is 28576800, while the sum is 60.

The spelling of 38479970535 in words is "thirty-eight billion, four hundred seventy-nine million, nine hundred seventy thousand, five hundred thirty-five".

Divisors: 1 3 5 15 24373 73119 105253 121865 315759 365595 526265 1578795 2565331369 7695994107 12826656845 38479970535