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12582140692 = 2211285957743
BaseRepresentation
bin10111011011111010…
…00011101100010100
31012110212111222020211
423231331003230110
5201232012000232
65440302535204
7623540300632
oct135575035424
935425458224
1012582140692
115377321590
122531897504
131256949484
14875076352
154d9911a47
hex2edf43b14

12582140692 has 12 divisors (see below), whose sum is σ = 24020450496. Its totient is φ = 5719154840.

The previous prime is 12582140629. The next prime is 12582140699. The reversal of 12582140692 is 29604128521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12582140699) 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 3 ways as a sum of consecutive naturals, for example, 142978828 + ... + 142978915.

It is an arithmetic number, because the mean of its divisors is an integer number (2001704208).

Almost surely, 212582140692 is an apocalyptic number.

It is an amenable number.

12582140692 is a deficient number, since it is larger than the sum of its proper divisors (11438309804).

12582140692 is a wasteful number, since it uses less digits than its factorization.

12582140692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285957758 (or 285957756 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 12582140692 in words is "twelve billion, five hundred eighty-two million, one hundred forty thousand, six hundred ninety-two".

Divisors: 1 2 4 11 22 44 285957743 571915486 1143830972 3145535173 6291070346 12582140692