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23012518260 = 22353593106747
BaseRepresentation
bin10101011011101001…
…110010100101110100
32012101210010001102010
4111123221302211310
5334112201041020
614323302044220
71443162114654
oct253351624564
965353101363
1023012518260
119839a6a636
124562a19670
132229853014
14118442a364
158ea483de0
hex55ba72974

23012518260 has 48 divisors (see below), whose sum is σ = 64453588416. Its totient is φ = 6134906112.

The previous prime is 23012518241. The next prime is 23012518313. The reversal of 23012518260 is 6281521032.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 162207 + ... + 268953.

It is an arithmetic number, because the mean of its divisors is an integer number (1342783092).

Almost surely, 223012518260 is an apocalyptic number.

23012518260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23012518260 is an abundant number, since it is smaller than the sum of its proper divisors (41441070156).

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

23012518260 is a wasteful number, since it uses less digits than its factorization.

23012518260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110352 (or 110350 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 23012518260 in words is "twenty-three billion, twelve million, five hundred eighteen thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3593 7186 10779 14372 17965 21558 35930 43116 53895 71860 106747 107790 213494 215580 320241 426988 533735 640482 1067470 1280964 1601205 2134940 3202410 6404820 383541971 767083942 1150625913 1534167884 1917709855 2301251826 3835419710 4602503652 5753129565 7670839420 11506259130 23012518260