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13023302130 = 2325144703357
BaseRepresentation
bin11000010000011111…
…11101000111110010
31020121121122021222100
430020033331013302
5203132431132010
65552142321230
7640505145606
oct141017750762
936547567870
1013023302130
115583350713
122635589216
1312c7170147
148b78b3506
155135062c0
hex3083fd1f2

13023302130 has 24 divisors (see below), whose sum is σ = 33860585772. Its totient is φ = 3472880544.

The previous prime is 13023302129. The next prime is 13023302141. The reversal of 13023302130 is 3120332031.

13023302130 is a `hidden beast` number, since 1 + 302 + 330 + 2 + 1 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11996163729 + 1027138401 = 109527^2 + 32049^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72351589 + ... + 72351768.

Almost surely, 213023302130 is an apocalyptic number.

13023302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13023302130 is an abundant number, since it is smaller than the sum of its proper divisors (20837283642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13023302130 is a wasteful number, since it uses less digits than its factorization.

13023302130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144703370 (or 144703367 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 13023302130 its reverse (3120332031), we get a palindrome (16143634161).

The spelling of 13023302130 in words is "thirteen billion, twenty-three million, three hundred two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 144703357 289406714 434110071 723516785 868220142 1302330213 1447033570 2170550355 2604660426 4341100710 6511651065 13023302130