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1310680864 = 25199205823
BaseRepresentation
bin100111000011111…
…0110011100100000
310101100021111010201
41032013312130200
510141013241424
6334020234544
744323414003
oct11607663440
93340244121
101310680864
11612932a29
12306b3ba54
1317b70770c
14c610153a
157a0eed44
hex4e1f6720

1310680864 has 24 divisors (see below), whose sum is σ = 2593382400. Its totient is φ = 652044096.

The previous prime is 1310680853. The next prime is 1310680873. The reversal of 1310680864 is 4680860131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96544 + ... + 109279.

It is an arithmetic number, because the mean of its divisors is an integer number (108057600).

Almost surely, 21310680864 is an apocalyptic number.

It is an amenable number.

1310680864 is a deficient number, since it is larger than the sum of its proper divisors (1282701536).

1310680864 is a wasteful number, since it uses less digits than its factorization.

1310680864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206032 (or 206024 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 1310680864 is about 36203.3266979707. The cubic root of 1310680864 is about 1094.3737135741.

The spelling of 1310680864 in words is "one billion, three hundred ten million, six hundred eighty thousand, eight hundred sixty-four".

Divisors: 1 2 4 8 16 32 199 398 796 1592 3184 6368 205823 411646 823292 1646584 3293168 6586336 40958777 81917554 163835108 327670216 655340432 1310680864