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13319995 = 513204923
BaseRepresentation
bin110010110011…
…111100111011
3221001201121011
4302303330323
511402214440
61153254351
7221134543
oct62637473
927051534
1013319995
117578567
1245643b7
1329b4a70
141aaa323
1512819ea
hexcb3f3b

13319995 has 8 divisors (see below), whose sum is σ = 17213616. Its totient is φ = 9836256.

The previous prime is 13319989. The next prime is 13320001. The reversal of 13319995 is 59991331.

It is an interprime number because it is at equal distance from previous prime (13319989) and next prime (13320001).

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 13319995 - 215 = 13287227 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102397 + ... + 102526.

It is an arithmetic number, because the mean of its divisors is an integer number (2151702).

Almost surely, 213319995 is an apocalyptic number.

13319995 is a deficient number, since it is larger than the sum of its proper divisors (3893621).

13319995 is a wasteful number, since it uses less digits than its factorization.

13319995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204941.

The product of its digits is 32805, while the sum is 40.

The square root of 13319995 is about 3649.6568331831. The cubic root of 13319995 is about 237.0471222033.

The spelling of 13319995 in words is "thirteen million, three hundred nineteen thousand, nine hundred ninety-five".

Divisors: 1 5 13 65 204923 1024615 2663999 13319995