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13213202130 = 2325233362929
BaseRepresentation
bin11000100111001000…
…10111011011010010
31021002211222012210200
430103210113123102
5204030034432010
610023044440030
7645302236122
oct142344273322
937084865720
1013213202130
115670565367
1226890a9016
1313275cc1cb
148d4bc6c82
15525017cc0
hex3139176d2

13213202130 has 48 divisors (see below), whose sum is σ = 34369597080. Its totient is φ = 3521954304.

The previous prime is 13213202113. The next prime is 13213202159. The reversal of 13213202130 is 3120231231.

13213202130 is a `hidden beast` number, since 1 + 321 + 320 + 21 + 3 + 0 = 666.

13213202130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10750164489 + 2463037641 = 103683^2 + 49629^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178506 + ... + 241434.

Almost surely, 213213202130 is an apocalyptic number.

13213202130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13213202130 is an abundant number, since it is smaller than the sum of its proper divisors (21156394950).

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

13213202130 is a wasteful number, since it uses less digits than its factorization.

13213202130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65275 (or 65272 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13213202130 its reverse (3120231231), we get a palindrome (16333433361).

The spelling of 13213202130 in words is "thirteen billion, two hundred thirteen million, two hundred two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2333 4666 6999 11665 13998 20997 23330 34995 41994 62929 69990 104985 125858 188787 209970 314645 377574 566361 629290 943935 1132722 1887870 2831805 5663610 146813357 293626714 440440071 734066785 880880142 1321320213 1468133570 2202200355 2642640426 4404400710 6606601065 13213202130