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1313295120352 = 251959233157127
BaseRepresentation
bin10011000111000110011…
…111010011011111100000
311122112211210110112201001
4103013012133103133200
5133004112022322402
62443153000121344
7163611451223245
oct23070637233740
94575753415631
101313295120352
11466a68948966
12192637a66254
1396ac6678b67
14477c71b75cc
1524266220187
hex131c67d37e0

1313295120352 has 96 divisors (see below), whose sum is σ = 2779657171200. Its totient is φ = 608914787328.

The previous prime is 1313295120349. The next prime is 1313295120367. The reversal of 1313295120352 is 2530215923131.

It is a super-3 number, since 3×13132951203523 (a number of 37 digits) contains 333 as substring.

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, 8279613 + ... + 8436739.

It is an arithmetic number, because the mean of its divisors is an integer number (28954762200).

Almost surely, 21313295120352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313295120352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1389828585600).

1313295120352 is an abundant number, since it is smaller than the sum of its proper divisors (1466362050848).

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

1313295120352 is a wasteful number, since it uses less digits than its factorization.

1313295120352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157448 (or 157440 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 1313295120352 in words is "one trillion, three hundred thirteen billion, two hundred ninety-five million, one hundred twenty thousand, three hundred fifty-two".

Divisors: 1 2 4 8 16 19 32 38 59 76 118 152 233 236 304 466 472 608 932 944 1121 1864 1888 2242 3728 4427 4484 7456 8854 8968 13747 17708 17936 27494 35416 35872 54988 70832 109976 141664 157127 219952 261193 314254 439904 522386 628508 1044772 1257016 2089544 2514032 2985413 4179088 5028064 5970826 8358176 9270493 11941652 18540986 23883304 36610591 37081972 47766608 73221182 74163944 95533216 146442364 148327888 176139367 292884728 296655776 352278734 585769456 695601229 704557468 1171538912 1391202458 1409114936 2160024869 2782404916 2818229872 4320049738 5564809832 5636459744 8640099476 11129619664 17280198952 22259239328 34560397904 41040472511 69120795808 82080945022 164161890044 328323780088 656647560176 1313295120352