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23895990260 = 2259479126047
BaseRepresentation
bin10110010000010011…
…111101111111110100
32021200100112002011022
4112100103331333310
5342414333142020
614551102000312
71504110365042
oct262023757764
967610462138
1023895990260
11a15273318a
12476a876098
13233a8b070c
1412298c3392
1594cce8625
hex5904fdff4

23895990260 has 24 divisors (see below), whose sum is σ = 50187271680. Its totient is φ = 9557311904.

The previous prime is 23895990259. The next prime is 23895990331. The reversal of 23895990260 is 6209959832.

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, 126557 + ... + 252603.

It is an arithmetic number, because the mean of its divisors is an integer number (2091136320).

Almost surely, 223895990260 is an apocalyptic number.

23895990260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23895990260 is an abundant number, since it is smaller than the sum of its proper divisors (26291281420).

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

23895990260 is a wasteful number, since it uses less digits than its factorization.

23895990260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135535 (or 135533 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 23895990260 in words is "twenty-three billion, eight hundred ninety-five million, nine hundred ninety thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 9479 18958 37916 47395 94790 126047 189580 252094 504188 630235 1260470 2520940 1194799513 2389599026 4779198052 5973997565 11947995130 23895990260