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13302999 = 323147681
BaseRepresentation
bin110010101111…
…110011010111
3221000212021200
4302233303113
511401143444
61153043543
7221034153
oct62576327
927025250
1013302999
117566816
1245565b3
1329aa0c8
141aa4063
15127b969
hexcafcd7

13302999 has 12 divisors (see below), whose sum is σ = 19835712. Its totient is φ = 8582400.

The previous prime is 13302973. The next prime is 13303001. The reversal of 13302999 is 99920331.

It is not a de Polignac number, because 13302999 - 212 = 13298903 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13302599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23562 + ... + 24119.

It is an arithmetic number, because the mean of its divisors is an integer number (1652976).

Almost surely, 213302999 is an apocalyptic number.

13302999 is a deficient number, since it is larger than the sum of its proper divisors (6532713).

13302999 is a wasteful number, since it uses less digits than its factorization.

13302999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47718 (or 47715 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 13302999 is about 3647.3276518569. The cubic root of 13302999 is about 236.9462571085.

The spelling of 13302999 in words is "thirteen million, three hundred two thousand, nine hundred ninety-nine".

Divisors: 1 3 9 31 93 279 47681 143043 429129 1478111 4434333 13302999