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13144301998 = 26572150999
BaseRepresentation
bin11000011110111011…
…00010000110101110
31020221001022201120221
430033131202012232
5203404420130443
610012144001554
7643504503112
oct141735420656
936831281527
1013144301998
115635685703
12266a0002ba
1313162571b9
148c99ad742
1551de57eed
hex30f7621ae

13144301998 has 4 divisors (see below), whose sum is σ = 19716453000. Its totient is φ = 6572150998.

The previous prime is 13144301959. The next prime is 13144302001. The reversal of 13144301998 is 89910344131.

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, 3286075498 + ... + 3286075501.

It is an arithmetic number, because the mean of its divisors is an integer number (4929113250).

Almost surely, 213144301998 is an apocalyptic number.

13144301998 is a deficient number, since it is larger than the sum of its proper divisors (6572151002).

13144301998 is an equidigital number, since it uses as much as digits as its factorization.

13144301998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6572151001.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 13144301998 in words is "thirteen billion, one hundred forty-four million, three hundred one thousand, nine hundred ninety-eight".

Divisors: 1 2 6572150999 13144301998