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3107310125 = 5329978837
BaseRepresentation
bin1011100100110101…
…1100101000101101
322000112221201011012
42321031130220231
522330432411000
61232200235005
7140000462123
oct27115345055
98015851135
103107310125
111354aa50a7
1272876ba65
133a69b745a
1421697b913
15132bde735
hexb935ca2d

3107310125 has 32 divisors (see below), whose sum is σ = 4053460320. Its totient is φ = 2375116800.

The previous prime is 3107310071. The next prime is 3107310131. The reversal of 3107310125 is 5210137013.

It can be written as a sum of positive squares in 16 ways, for example, as 1077086761 + 2030223364 = 32819^2 + 45058^2 .

It is not a de Polignac number, because 3107310125 - 214 = 3107293741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3107310125.

It is a congruent number.

It is an unprimeable number.

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, 347207 + ... + 356043.

It is an arithmetic number, because the mean of its divisors is an integer number (126670635).

Almost surely, 23107310125 is an apocalyptic number.

It is an amenable number.

3107310125 is a deficient number, since it is larger than the sum of its proper divisors (946150195).

3107310125 is an equidigital number, since it uses as much as digits as its factorization.

3107310125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8978 (or 8968 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 3107310125 is about 55743.2518337422. The cubic root of 3107310125 is about 1459.2449534642.

Adding to 3107310125 its reverse (5210137013), we get a palindrome (8317447138).

The spelling of 3107310125 in words is "three billion, one hundred seven million, three hundred ten thousand, one hundred twenty-five".

Divisors: 1 5 25 29 97 125 145 485 725 2425 2813 3625 8837 12125 14065 44185 70325 220925 256273 351625 857189 1104625 1281365 4285945 6406825 21429725 24858481 32034125 107148625 124292405 621462025 3107310125