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23109036384 = 253734388447
BaseRepresentation
bin10101100001011001…
…111110100101100000
32012122111201200101110
4111201121332211200
5334311403131014
614341030503320
71445443365630
oct254131764540
965574650343
1023109036384
1198894a3085
12458b204b40
132243847a35
1411931926c0
15903b9bd59
hex56167e960

23109036384 has 48 divisors (see below), whose sum is σ = 69327111168. Its totient is φ = 6602581632.

The previous prime is 23109036383. The next prime is 23109036449. The reversal of 23109036384 is 48363090132.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23109036383) 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, 17193552 + ... + 17194895.

It is an arithmetic number, because the mean of its divisors is an integer number (1444314816).

Almost surely, 223109036384 is an apocalyptic number.

23109036384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23109036384 is an abundant number, since it is smaller than the sum of its proper divisors (46218074784).

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

23109036384 is a wasteful number, since it uses less digits than its factorization.

23109036384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34388467 (or 34388459 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The spelling of 23109036384 in words is "twenty-three billion, one hundred nine million, thirty-six thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 34388447 68776894 103165341 137553788 206330682 240719129 275107576 412661364 481438258 550215152 722157387 825322728 962876516 1100430304 1444314774 1650645456 1925753032 2888629548 3301290912 3851506064 5777259096 7703012128 11554518192 23109036384