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3070879931 = 72197318127
BaseRepresentation
bin1011011100001001…
…1110100010111011
321221000101212022202
42313002132202323
522242121124211
61224415340415
7136046022500
oct26702364273
97830355282
103070879931
1113364825a9
1271852170b
1339c2a0722
14211bb74a7
1512e8e553b
hexb709e8bb

3070879931 has 12 divisors (see below), whose sum is σ = 3590392608. Its totient is φ = 2618813232.

The previous prime is 3070879901. The next prime is 3070879957. The reversal of 3070879931 is 1399780703.

It is not a de Polignac number, because 3070879931 - 222 = 3066685627 is a prime.

It is a super-2 number, since 2×30708799312 = 18860607101237129522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3070879901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149411 + ... + 168716.

It is an arithmetic number, because the mean of its divisors is an integer number (299199384).

Almost surely, 23070879931 is an apocalyptic number.

3070879931 is a deficient number, since it is larger than the sum of its proper divisors (519512677).

3070879931 is a wasteful number, since it uses less digits than its factorization.

3070879931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318338 (or 318331 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 3070879931 is about 55415.5206688523. The cubic root of 3070879931 is about 1453.5197774032.

The spelling of 3070879931 in words is "three billion, seventy million, eight hundred seventy-nine thousand, nine hundred thirty-one".

Divisors: 1 7 49 197 1379 9653 318127 2226889 15588223 62671019 438697133 3070879931