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475483131 = 3260787037
BaseRepresentation
bin11100010101110…
…100101111111011
31020010201001020100
4130111310233323
51433210430011
6115103130443
714532353124
oct3425645773
91203631210
10475483131
11224441572
121132a3a23
137767ca86
144721304b
152bb23d56
hex1c574bfb

475483131 has 12 divisors (see below), whose sum is σ = 687948352. Its totient is φ = 316462896.

The previous prime is 475483111. The next prime is 475483147. The reversal of 475483131 is 131384574.

It is a happy number.

475483131 is a `hidden beast` number, since 47 + 5 + 483 + 131 = 666.

It is not a de Polignac number, because 475483131 - 27 = 475483003 is a prime.

It is a super-2 number, since 2×4754831312 = 452168415731126322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475483111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38056 + ... + 48981.

Almost surely, 2475483131 is an apocalyptic number.

475483131 is a deficient number, since it is larger than the sum of its proper divisors (212465221).

475483131 is a wasteful number, since it uses less digits than its factorization.

475483131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87650 (or 87647 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 475483131 is about 21805.5756860487. The cubic root of 475483131 is about 780.5098195617.

The spelling of 475483131 in words is "four hundred seventy-five million, four hundred eighty-three thousand, one hundred thirty-one".

Divisors: 1 3 9 607 1821 5463 87037 261111 783333 52831459 158494377 475483131