Search a number
-
+
13768803486 = 232764933527
BaseRepresentation
bin11001101001010111…
…10100010010011110
31022112120102200120200
430310223310102132
5211144303202421
610154133124330
7665126620134
oct146453642236
938476380520
1013768803486
115926148939
1228031896a6
1313b57510c9
149488d3754
15558bb5726
hex334af449e

13768803486 has 12 divisors (see below), whose sum is σ = 29832407592. Its totient is φ = 4589601156.

The previous prime is 13768803469. The next prime is 13768803533. The reversal of 13768803486 is 68430886731.

13768803486 is a `hidden beast` number, since 13 + 76 + 8 + 80 + 3 + 486 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 382466746 + ... + 382466781.

It is an arithmetic number, because the mean of its divisors is an integer number (2486033966).

Almost surely, 213768803486 is an apocalyptic number.

13768803486 is an abundant number, since it is smaller than the sum of its proper divisors (16063604106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13768803486 is a wasteful number, since it uses less digits than its factorization.

13768803486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764933535 (or 764933532 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 13768803486 in words is "thirteen billion, seven hundred sixty-eight million, eight hundred three thousand, four hundred eighty-six".

Divisors: 1 2 3 6 9 18 764933527 1529867054 2294800581 4589601162 6884401743 13768803486