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13213002982 = 26606501491
BaseRepresentation
bin11000100111000111…
…00110110011100110
31021002211121002121211
430103203212303212
5204030012043412
610023040302034
7645300446404
oct142343466346
937084532554
1013213002982
115670439783
12268901191a
13132755c67a
148d4b74474
15524ec8ca7
hex3138e6ce6

13213002982 has 4 divisors (see below), whose sum is σ = 19819504476. Its totient is φ = 6606501490.

The previous prime is 13213002967. The next prime is 13213003031. The reversal of 13213002982 is 28920031231.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303250744 + ... + 3303250747.

It is an arithmetic number, because the mean of its divisors is an integer number (4954876119).

Almost surely, 213213002982 is an apocalyptic number.

13213002982 is a deficient number, since it is larger than the sum of its proper divisors (6606501494).

13213002982 is an equidigital number, since it uses as much as digits as its factorization.

13213002982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606501493.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 13213002982 in words is "thirteen billion, two hundred thirteen million, two thousand, nine hundred eighty-two".

Divisors: 1 2 6606501491 13213002982