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23282917999 = 117922291481
BaseRepresentation
bin10101101011110001…
…010010001001101111
32020002121220210010021
4111223301102021233
5340140411333444
614410201423011
71452654352255
oct255361221157
966077823107
1023282917999
1199686669a0
12461949aa67
132270888a73
1411ac2d65d5
15914097584
hex56bc5226f

23282917999 has 24 divisors (see below), whose sum is σ = 25854912720. Its totient is φ = 20793052800.

The previous prime is 23282917979. The next prime is 23282918017. The reversal of 23282917999 is 99971928232.

It is not a de Polignac number, because 23282917999 - 29 = 23282917487 is a prime.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23282917949) 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 23 ways as a sum of consecutive naturals, for example, 15720339 + ... + 15721819.

It is an arithmetic number, because the mean of its divisors is an integer number (1077288030).

Almost surely, 223282917999 is an apocalyptic number.

23282917999 is a deficient number, since it is larger than the sum of its proper divisors (2571994721).

23282917999 is a wasteful number, since it uses less digits than its factorization.

23282917999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879 (or 1800 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 61.

The spelling of 23282917999 in words is "twenty-three billion, two hundred eighty-two million, nine hundred seventeen thousand, nine hundred ninety-nine".

Divisors: 1 11 79 229 869 1481 2519 6241 16291 18091 68651 116999 199001 339149 1286989 1429189 3730639 9242921 15721079 26792771 101672131 294720481 2116628909 23282917999