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13892930652 = 2231459793519
BaseRepresentation
bin11001111000001010…
…10100110001011100
31022212020000000001010
430330011110301130
5211423042240102
610214325415220
71001164650666
oct147405246134
938766000033
1013892930652
11598a219477
12283886a510
131405391733
1495b1a5536
15564a33d6c
hex33c154c5c

13892930652 has 24 divisors (see below), whose sum is σ = 32439097600. Its totient is φ = 4627796976.

The previous prime is 13892930641. The next prime is 13892930671. The reversal of 13892930652 is 25603929831.

It is a super-2 number, since 2×138929306522 (a number of 21 digits) contains 22 as substring.

It is a congruent 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, 379252 + ... + 414267.

Almost surely, 213892930652 is an apocalyptic number.

13892930652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13892930652 is an abundant number, since it is smaller than the sum of its proper divisors (18546166948).

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

13892930652 is a wasteful number, since it uses less digits than its factorization.

13892930652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794985 (or 794983 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 13892930652 in words is "thirteen billion, eight hundred ninety-two million, nine hundred thirty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 1459 2918 4377 5836 8754 17508 793519 1587038 2380557 3174076 4761114 9522228 1157744221 2315488442 3473232663 4630976884 6946465326 13892930652