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40687995070 = 2531443296279
BaseRepresentation
bin100101111001001100…
…011000100010111110
310220000121122022022101
4211321030120202332
51131312111320240
630405232535314
72640200152222
oct457114304276
9126017568271
1040687995070
111628a348a08
127a763b153a
133ab577a638
141d7dadc782
1510d20d739a
hex9793188be

40687995070 has 32 divisors (see below), whose sum is σ = 75771832320. Its totient is φ = 15714585120.

The previous prime is 40687995059. The next prime is 40687995097. The reversal of 40687995070 is 7059978604.

40687995070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10810 + ... + 285469.

It is an arithmetic number, because the mean of its divisors is an integer number (2367869760).

Almost surely, 240687995070 is an apocalyptic number.

40687995070 is a deficient number, since it is larger than the sum of its proper divisors (35083837250).

40687995070 is a wasteful number, since it uses less digits than its factorization.

40687995070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296760.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 40687995070 in words is "forty billion, six hundred eighty-seven million, nine hundred ninety-five thousand, seventy".

Divisors: 1 2 5 10 31 62 155 310 443 886 2215 4430 13733 27466 68665 137330 296279 592558 1481395 2962790 9184649 18369298 45923245 91846490 131251597 262503194 656257985 1312515970 4068799507 8137599014 20343997535 40687995070