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1316082115 = 51779719427
BaseRepresentation
bin100111001110001…
…1101000111000011
310101201102220021001
41032130131013003
510143404111430
6334332112431
744420341045
oct11634350703
93351386231
101316082115
11615991a77
12308905717
1317c87901a
14c6b09a95
157a81a3ca
hex4e71d1c3

1316082115 has 16 divisors (see below), whose sum is σ = 1674382752. Its totient is φ = 989638144.

The previous prime is 1316082073. The next prime is 1316082133. The reversal of 1316082115 is 5112806131.

It is a cyclic number.

It is not a de Polignac number, because 1316082115 - 215 = 1316049347 is a prime.

It is a Duffinian 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, 58032 + ... + 77458.

It is an arithmetic number, because the mean of its divisors is an integer number (104648922).

Almost surely, 21316082115 is an apocalyptic number.

1316082115 is a deficient number, since it is larger than the sum of its proper divisors (358300637).

1316082115 is a wasteful number, since it uses less digits than its factorization.

1316082115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20246.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 1316082115 is about 36277.8460634035. The cubic root of 1316082115 is about 1095.8749399435.

Adding to 1316082115 its reverse (5112806131), we get a palindrome (6428888246).

The spelling of 1316082115 in words is "one billion, three hundred sixteen million, eighty-two thousand, one hundred fifteen".

Divisors: 1 5 17 85 797 3985 13549 19427 67745 97135 330259 1651295 15483319 77416595 263216423 1316082115