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23002880688 = 243353247409
BaseRepresentation
bin10101011011000101…
…000001101010110000
32012101002222102011000
4111123011001222300
5334102214140223
614322315322000
71443014155044
oct253305015260
965332872130
1023002880688
1198345877a7
12455b750300
13222785a408
14118303c024
158e96cd543
hex55b141ab0

23002880688 has 40 divisors (see below), whose sum is σ = 66026788400. Its totient is φ = 7667626752.

The previous prime is 23002880669. The next prime is 23002880713. The reversal of 23002880688 is 88608820032.

23002880688 is a `hidden beast` number, since 2 + 300 + 288 + 0 + 68 + 8 = 666.

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, 26623273 + ... + 26624136.

It is an arithmetic number, because the mean of its divisors is an integer number (1650669710).

Almost surely, 223002880688 is an apocalyptic number.

It is an amenable number.

23002880688 is an abundant number, since it is smaller than the sum of its proper divisors (43023907712).

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

23002880688 is a wasteful number, since it uses less digits than its factorization.

23002880688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53247426 (or 53247414 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The spelling of 23002880688 in words is "twenty-three billion, two million, eight hundred eighty thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 53247409 106494818 159742227 212989636 319484454 425979272 479226681 638968908 851958544 958453362 1277937816 1437680043 1916906724 2555875632 2875360086 3833813448 5750720172 7667626896 11501440344 23002880688