Search a number
-
+
3125010232013 = 8936379654241
BaseRepresentation
bin101101011110011001000…
…111111111001011001101
3102001202012100002001012012
4231132121013333023031
5402200010104411023
610351335422351005
7441526444460645
oct55363107771315
912052170061165
103125010232013
11aa534489730a
1242579372b465
131988c1a191a7
14ab373805525
155644e4c2978
hex2d7991ff2cd

3125010232013 has 8 divisors (see below), whose sum is σ = 3160991915640. Its totient is φ = 3089047864320.

The previous prime is 3125010231991. The next prime is 3125010232033. The reversal of 3125010232013 is 3102320105213.

It can be written as a sum of positive squares in 4 ways, for example, as 9315724324 + 3115694507689 = 96518^2 + 1765133^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3125010232013 - 214 = 3125010215629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3125010232013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125010232033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4503428 + ... + 5150813.

It is an arithmetic number, because the mean of its divisors is an integer number (395123989455).

Almost surely, 23125010232013 is an apocalyptic number.

It is an amenable number.

3125010232013 is a deficient number, since it is larger than the sum of its proper divisors (35981683627).

3125010232013 is an equidigital number, since it uses as much as digits as its factorization.

3125010232013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9657967.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 3125010232013 its reverse (3102320105213), we get a palindrome (6227330337226).

The spelling of 3125010232013 in words is "three trillion, one hundred twenty-five billion, ten million, two hundred thirty-two thousand, thirteen".

Divisors: 1 89 3637 323693 9654241 859227449 35112474517 3125010232013