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3107660031 = 327331149027
BaseRepresentation
bin1011100100111011…
…0010000011111111
322000120121111010200
42321032302003333
522331030110111
61232211534543
7140003450220
oct27116620377
98016544120
103107660031
111355213a83
127288ba453
133a6aaa7b8
14216a2d247
15132c5d256
hexb93b20ff

3107660031 has 24 divisors (see below), whose sum is σ = 5145638784. Its totient is φ = 1770428880.

The previous prime is 3107660029. The next prime is 3107660063. The reversal of 3107660031 is 1300667013.

It is not a de Polignac number, because 3107660031 - 21 = 3107660029 is a prime.

It is a super-2 number, since 2×31076600312 = 19315101736549841922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3107659977 and 3107660004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3107664031) 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 23 ways as a sum of consecutive naturals, for example, 53661 + ... + 95366.

It is an arithmetic number, because the mean of its divisors is an integer number (214401616).

Almost surely, 23107660031 is an apocalyptic number.

3107660031 is a deficient number, since it is larger than the sum of its proper divisors (2037978753).

3107660031 is a wasteful number, since it uses less digits than its factorization.

3107660031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149371 (or 149368 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 3107660031 is about 55746.3902956954. The cubic root of 3107660031 is about 1459.2997253172.

The spelling of 3107660031 in words is "three billion, one hundred seven million, six hundred sixty thousand, thirty-one".

Divisors: 1 3 7 9 21 63 331 993 2317 2979 6951 20853 149027 447081 1043189 1341243 3129567 9388701 49327937 147983811 345295559 443951433 1035886677 3107660031