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39140900572 = 2217857671647
BaseRepresentation
bin100100011100111110…
…101011111011011100
310202000210111202122011
4210130332223323130
51120130032304242
625551525201004
72553643110514
oct443476537334
9122023452564
1039140900572
1115666021a14
127704260164
1338ca0a95c7
141c7445a844
151041388d17
hex91cfabedc

39140900572 has 24 divisors (see below), whose sum is σ = 72610521984. Its totient is φ = 18397727232.

The previous prime is 39140900537. The next prime is 39140900587. The reversal of 39140900572 is 27500904193.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277548 + ... + 394099.

It is an arithmetic number, because the mean of its divisors is an integer number (3025438416).

Almost surely, 239140900572 is an apocalyptic number.

It is an amenable number.

39140900572 is a deficient number, since it is larger than the sum of its proper divisors (33469621412).

39140900572 is a wasteful number, since it uses less digits than its factorization.

39140900572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672525 (or 672523 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 39140900572 in words is "thirty-nine billion, one hundred forty million, nine hundred thousand, five hundred seventy-two".

Divisors: 1 2 4 17 34 68 857 1714 3428 14569 29138 58276 671647 1343294 2686588 11417999 22835998 45671996 575601479 1151202958 2302405916 9785225143 19570450286 39140900572