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1316262930 = 23543875431
BaseRepresentation
bin100111001110100…
…1001010000010010
310101201210002021220
41032131021100102
510143430403210
6334340025510
744422023153
oct11635112022
93351702256
101316262930
11615aa5904
12308992296
1317c910408
14c6b5592a
157a853c70
hex4e749412

1316262930 has 16 divisors (see below), whose sum is σ = 3159031104. Its totient is φ = 351003440.

The previous prime is 1316262911. The next prime is 1316262949. The reversal of 1316262930 is 392626131.

It is an interprime number because it is at equal distance from previous prime (1316262911) and next prime (1316262949).

It is a junction number, because it is equal to n+sod(n) for n = 1316262891 and 1316262900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21937686 + ... + 21937745.

It is an arithmetic number, because the mean of its divisors is an integer number (197439444).

Almost surely, 21316262930 is an apocalyptic number.

1316262930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1316262930 is an abundant number, since it is smaller than the sum of its proper divisors (1842768174).

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

1316262930 is a wasteful number, since it uses less digits than its factorization.

1316262930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43875441.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 1316262930 is about 36280.3380634745. The cubic root of 1316262930 is about 1095.9251246423.

The spelling of 1316262930 in words is "one billion, three hundred sixteen million, two hundred sixty-two thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 43875431 87750862 131626293 219377155 263252586 438754310 658131465 1316262930