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40233915486 = 234713497993
BaseRepresentation
bin100101011110001000…
…001101010001011110
310211211222012200020000
4211132020031101132
51124344340243421
630252212235130
72623014432102
oct453610152136
9124758180200
1040233915486
1116076aa6226
12796a30baa6
133a42682aab
141d3969b902
1510a72e0226
hex95e20d45e

40233915486 has 40 divisors (see below), whose sum is σ = 91423571184. Its totient is φ = 13222409760.

The previous prime is 40233915439. The next prime is 40233915509. The reversal of 40233915486 is 68451933204.

40233915486 is a `hidden beast` number, since 402 + 33 + 91 + 54 + 86 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1737495 + ... + 1760498.

Almost surely, 240233915486 is an apocalyptic number.

40233915486 is an abundant number, since it is smaller than the sum of its proper divisors (51189655698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40233915486 is a wasteful number, since it uses less digits than its factorization.

40233915486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498078 (or 3498069 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 40233915486 in words is "forty billion, two hundred thirty-three million, nine hundred fifteen thousand, four hundred eighty-six".

Divisors: 1 2 3 6 9 18 27 54 71 81 142 162 213 426 639 1278 1917 3834 5751 11502 3497993 6995986 10493979 20987958 31481937 62963874 94445811 188891622 248357503 283337433 496715006 566674866 745072509 1490145018 2235217527 4470435054 6705652581 13411305162 20116957743 40233915486