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23920342254 = 2331914315381
BaseRepresentation
bin10110010001110000…
…110111010011101110
32021202001100021211000
4112101300313103232
5342442101423004
614553331541130
71504524361104
oct262160672356
967661307730
1023920342254
11a1654561a6
124776a5a7a6
132342958993
14122cc21c74
15950008c39
hex591c374ee

23920342254 has 64 divisors (see below), whose sum is σ = 53568552960. Its totient is φ = 7911828000.

The previous prime is 23920342253. The next prime is 23920342279. The reversal of 23920342254 is 45224302932.

23920342254 is a `hidden beast` number, since 23 + 9 + 203 + 422 + 5 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23920342253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4442644 + ... + 4448024.

It is an arithmetic number, because the mean of its divisors is an integer number (837008640).

Almost surely, 223920342254 is an apocalyptic number.

23920342254 is an abundant number, since it is smaller than the sum of its proper divisors (29648210706).

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

23920342254 is a wasteful number, since it uses less digits than its factorization.

23920342254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014 (or 6008 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 23920342254 in words is "twenty-three billion, nine hundred twenty million, three hundred forty-two thousand, two hundred fifty-four".

Divisors: 1 2 3 6 9 18 27 54 191 382 431 573 862 1146 1293 1719 2586 3438 3879 5157 5381 7758 10314 10762 11637 16143 23274 32286 48429 82321 96858 145287 164642 246963 290574 493926 740889 1027771 1481778 2055542 2222667 2319211 3083313 4445334 4638422 6166626 6957633 9249939 13915266 18499878 20872899 27749817 41745798 55499634 62618697 125237394 442969301 885938602 1328907903 2657815806 3986723709 7973447418 11960171127 23920342254