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1313182914 = 23477165587
BaseRepresentation
bin100111001000101…
…1001010011000010
310101111222121022020
41032101121103002
510142133323124
6334150022310
744353604421
oct11621312302
93344877266
101313182914
1161429183a
12307947996
1317c0a2514
14c65932b8
157a446379
hex4e4594c2

1313182914 has 32 divisors (see below), whose sum is σ = 2720065536. Its totient is φ = 422373840.

The previous prime is 1313182889. The next prime is 1313182919. The reversal of 1313182914 is 4192813131.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1313182919) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12772 + ... + 52815.

It is an arithmetic number, because the mean of its divisors is an integer number (85002048).

Almost surely, 21313182914 is an apocalyptic number.

1313182914 is an abundant number, since it is smaller than the sum of its proper divisors (1406882622).

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

1313182914 is a wasteful number, since it uses less digits than its factorization.

1313182914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65710.

The product of its digits is 5184, while the sum is 33.

The square root of 1313182914 is about 36237.8657484129. The cubic root of 1313182914 is about 1095.0696463280.

The spelling of 1313182914 in words is "one billion, three hundred thirteen million, one hundred eighty-two thousand, nine hundred fourteen".

Divisors: 1 2 3 6 47 71 94 141 142 213 282 426 3337 6674 10011 20022 65587 131174 196761 393522 3082589 4656677 6165178 9247767 9313354 13970031 18495534 27940062 218863819 437727638 656591457 1313182914