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12514355952 = 243759631273
BaseRepresentation
bin10111010011110100…
…11110101011110000
31012022010222011001220
423221322132223300
5201112133342302
65425442025040
7622055161530
oct135172365360
935263864056
1012514355952
11534203393a
122513048180
1312458a5067
1486a06d4c0
154d39c24bc
hex2e9e9eaf0

12514355952 has 80 divisors (see below), whose sum is σ = 37573428480. Its totient is φ = 3514922496.

The previous prime is 12514355941. The next prime is 12514355977. The reversal of 12514355952 is 25955341521.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 295813 + ... + 335460.

It is an arithmetic number, because the mean of its divisors is an integer number (469667856).

Almost surely, 212514355952 is an apocalyptic number.

12514355952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12514355952 is an abundant number, since it is smaller than the sum of its proper divisors (25059072528).

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

12514355952 is a wasteful number, since it uses less digits than its factorization.

12514355952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631350 (or 631344 counting only the distinct ones).

The product of its digits is 270000, while the sum is 42.

The spelling of 12514355952 in words is "twelve billion, five hundred fourteen million, three hundred fifty-five thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 59 84 112 118 168 177 236 336 354 413 472 708 826 944 1239 1416 1652 2478 2832 3304 4956 6608 9912 19824 631273 1262546 1893819 2525092 3787638 4418911 5050184 7575276 8837822 10100368 13256733 15150552 17675644 26513466 30301104 35351288 37245107 53026932 70702576 74490214 106053864 111735321 148980428 212107728 223470642 260715749 297960856 446941284 521431498 595921712 782147247 893882568 1042862996 1564294494 1787765136 2085725992 3128588988 4171451984 6257177976 12514355952