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13990107255 = 352573629081
BaseRepresentation
bin11010000011110000…
…00001100001110111
31100002222212002021120
431001320001201313
5212122431413010
610232120315023
71003454643465
oct150170014167
940088762246
1013990107255
115a2a061713
122865312a73
13141c557097
1496a05d835
1556d32be70
hex341e01877

13990107255 has 16 divisors (see below), whose sum is σ = 22471275744. Its totient is φ = 7432355840.

The previous prime is 13990107251. The next prime is 13990107283. The reversal of 13990107255 is 55270109931.

It is not a de Polignac number, because 13990107255 - 22 = 13990107251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13990107251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1810686 + ... + 1818395.

It is an arithmetic number, because the mean of its divisors is an integer number (1404454734).

Almost surely, 213990107255 is an apocalyptic number.

13990107255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13990107255 is a deficient number, since it is larger than the sum of its proper divisors (8481168489).

13990107255 is a wasteful number, since it uses less digits than its factorization.

13990107255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629346.

The product of its (nonzero) digits is 85050, while the sum is 42.

The spelling of 13990107255 in words is "thirteen billion, nine hundred ninety million, one hundred seven thousand, two hundred fifty-five".

Divisors: 1 3 5 15 257 771 1285 3855 3629081 10887243 18145405 54436215 932673817 2798021451 4663369085 13990107255