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3057316131 = 331972271493
BaseRepresentation
bin1011011000111010…
…1111000100100011
321220001212202021210
42312032233010203
522230133104011
61223212521203
7135522521052
oct26616570443
97801782253
103057316131
111329858951
12713a80203
133995319cc
14210086399
1512d6166a6
hexb63af123

3057316131 has 32 divisors (see below), whose sum is σ = 4272887808. Its totient is φ = 1942225920.

The previous prime is 3057316123. The next prime is 3057316133. The reversal of 3057316131 is 1316137503.

It is not a de Polignac number, because 3057316131 - 23 = 3057316123 is a prime.

It is a super-2 number, since 2×30573161312 = 18694363849745618322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3057316133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2047021 + ... + 2048513.

It is an arithmetic number, because the mean of its divisors is an integer number (133527744).

Almost surely, 23057316131 is an apocalyptic number.

3057316131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3057316131 is a deficient number, since it is larger than the sum of its proper divisors (1215571677).

3057316131 is a wasteful number, since it uses less digits than its factorization.

3057316131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 3057316131 is about 55293.0025500515. The cubic root of 3057316131 is about 1451.3765969177.

The spelling of 3057316131 in words is "three billion, fifty-seven million, three hundred sixteen thousand, one hundred thirty-one".

Divisors: 1 3 31 93 97 227 291 681 1493 3007 4479 7037 9021 21111 22019 46283 66057 138849 144821 338911 434463 682589 1016733 2047767 4489451 10506241 13468353 31518723 32874367 98623101 1019105377 3057316131