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13100304043 = 311319320387
BaseRepresentation
bin11000011001101011…
…01100011010101011
31020210222112101202001
430030311230122223
5203312134212133
610003532551431
7642431514151
oct141465543253
936728471661
1013100304043
115612864362
122657322577
13130a0c09c8
148c3bd93d1
1551a16687d
hex30cd6c6ab

13100304043 has 8 divisors (see below), whose sum is σ = 13533189120. Its totient is φ = 12668062440.

The previous prime is 13100304013. The next prime is 13100304149. The reversal of 13100304043 is 34040300131.

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 13100304043 - 25 = 13100304011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13100304043.

It is not an unprimeable number, because it can be changed into a prime (13100304013) 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, 119305 + ... + 201082.

It is an arithmetic number, because the mean of its divisors is an integer number (1691648640).

Almost surely, 213100304043 is an apocalyptic number.

13100304043 is a deficient number, since it is larger than the sum of its proper divisors (432885077).

13100304043 is a wasteful number, since it uses less digits than its factorization.

13100304043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321737.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13100304043 its reverse (34040300131), we get a palindrome (47140604174).

The spelling of 13100304043 in words is "thirteen billion, one hundred million, three hundred four thousand, forty-three".

Divisors: 1 31 1319 40889 320387 9931997 422590453 13100304043