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1313210914 = 24783137279
BaseRepresentation
bin100111001000110…
…0000001000100010
310101112001000201021
41032101200020202
510142140222124
6334150400054
744354052151
oct11621401042
93345030637
101313210914
11614300884
1230796002a
1317c0b21a2
14c659d598
157a44e7e4
hex4e460222

1313210914 has 8 divisors (see below), whose sum is σ = 1970242560. Its totient is φ = 656463396.

The previous prime is 1313210891. The next prime is 1313210947. The reversal of 1313210914 is 4190123131.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 59074 + ... + 78205.

It is an arithmetic number, because the mean of its divisors is an integer number (246280320).

Almost surely, 21313210914 is an apocalyptic number.

1313210914 is a deficient number, since it is larger than the sum of its proper divisors (657031646).

1313210914 is a wasteful number, since it uses less digits than its factorization.

1313210914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142064.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1313210914 is about 36238.2520825715. The cubic root of 1313210914 is about 1095.0774293850.

The spelling of 1313210914 in words is "one billion, three hundred thirteen million, two hundred ten thousand, nine hundred fourteen".

Divisors: 1 2 4783 9566 137279 274558 656605457 1313210914