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130032310013 = 137949140949
BaseRepresentation
bin111100100011010000…
…1111001011011111101
3110102122011201202121222
41321012201321123331
54112301232410023
6135422551403125
712252215253434
oct1710641713375
9412564652558
10130032310013
1150167938121
122124b6834a5
13c3537a8098
1464178ba11b
1535b0ae6cc8
hex1e468796fd

130032310013 has 4 divisors (see below), whose sum is σ = 130981451100. Its totient is φ = 129083168928.

The previous prime is 130032309997. The next prime is 130032310087. The reversal of 130032310013 is 310013230031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 107572192324 + 22460117689 = 327982^2 + 149867^2 .

It is a cyclic number.

It is not a de Polignac number, because 130032310013 - 24 = 130032309997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130032309973 and 130032310000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130032310613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474570338 + ... + 474570611.

It is an arithmetic number, because the mean of its divisors is an integer number (32745362775).

Almost surely, 2130032310013 is an apocalyptic number.

It is an amenable number.

130032310013 is a deficient number, since it is larger than the sum of its proper divisors (949141087).

130032310013 is an equidigital number, since it uses as much as digits as its factorization.

130032310013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949141086.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 130032310013 its reverse (310013230031), we get a palindrome (440045540044).

The spelling of 130032310013 in words is "one hundred thirty billion, thirty-two million, three hundred ten thousand, thirteen".

Divisors: 1 137 949140949 130032310013