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23108120723 = 172359100053
BaseRepresentation
bin10101100001010110…
…011111000010010011
32012122110000011100002
4111201112133002103
5334311134330343
614340555120215
71445432533232
oct254126370223
965573004302
1023108120723
119888a28136
12458aa4306b
1322435b701c
141192dd4b19
15903a6a8b8
hex56159f093

23108120723 has 8 divisors (see below), whose sum is σ = 25531223328. Its totient is φ = 20803218304.

The previous prime is 23108120699. The next prime is 23108120731. The reversal of 23108120723 is 32702180132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23108120723 - 214 = 23108104339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23108120743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29549636 + ... + 29550417.

It is an arithmetic number, because the mean of its divisors is an integer number (3191402916).

Almost surely, 223108120723 is an apocalyptic number.

23108120723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23108120723 is a deficient number, since it is larger than the sum of its proper divisors (2423102605).

23108120723 is a wasteful number, since it uses less digits than its factorization.

23108120723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59100093.

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 23108120723 in words is "twenty-three billion, one hundred eight million, one hundred twenty thousand, seven hundred twenty-three".

Divisors: 1 17 23 391 59100053 1004700901 1359301219 23108120723