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13113004431312 = 2432164587553279
BaseRepresentation
bin1011111011010001101111…
…1110001001011111010000
31201102120221211021102121100
42332310123332021133100
53204320413113300222
643520010413424400
72522245321411662
oct276643376113720
951376854242540
1013113004431312
1141a6215167595
12157947a79b100
1374172175b816
1433495c246532
1517b1753eb4ac
hexbed1bf897d0

13113004431312 has 60 divisors (see below), whose sum is σ = 36698489201920. Its totient is φ = 4370967019584.

The previous prime is 13113004431287. The next prime is 13113004431323. The reversal of 13113004431312 is 21313440031131.

13113004431312 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 300 + 4 + 43 + 1 + 312 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23423889 + ... + 23977167.

Almost surely, 213113004431312 is an apocalyptic number.

13113004431312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13113004431312 is an abundant number, since it is smaller than the sum of its proper divisors (23585484770608).

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

13113004431312 is a wasteful number, since it uses less digits than its factorization.

13113004431312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717880 (or 717871 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 13113004431312 its reverse (21313440031131), we get a palindrome (34426444462443).

The spelling of 13113004431312 in words is "thirteen trillion, one hundred thirteen billion, four million, four hundred thirty-one thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 164587 329174 493761 553279 658348 987522 1106558 1316696 1481283 1659837 1975044 2213116 2633392 2962566 3319674 3950088 4426232 4979511 5925132 6639348 7900176 8852464 9959022 11850264 13278696 19918044 23700528 26557392 39836088 79672176 91062530773 182125061546 273187592319 364250123092 546375184638 728500246184 819562776957 1092750369276 1457000492368 1639125553914 2185500738552 3278251107828 4371001477104 6556502215656 13113004431312