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23122020232104 = 2338914477480937
BaseRepresentation
bin1010100000111100000111…
…10011010110101110101000
310000212102222100022211001120
411100132003303112232220
511012312344134411404
6121102035350415240
74604340134106633
oct520360363265650
9100772870284046
1023122020232104
117404aa26a4142
122715251961520
13cb952170a2c1
1459d17c900c1a
152a16cbadc9d9
hex150783cd6ba8

23122020232104 has 64 divisors (see below), whose sum is σ = 58494950409600. Its totient is φ = 7615473153024.

The previous prime is 23122020232037. The next prime is 23122020232117. The reversal of 23122020232104 is 40123202022132.

It is a super-4 number, since 4×231220202321044 (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 649677 + ... + 6831260.

It is an arithmetic number, because the mean of its divisors is an integer number (913983600150).

Almost surely, 223122020232104 is an apocalyptic number.

23122020232104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23122020232104 is an abundant number, since it is smaller than the sum of its proper divisors (35372930177496).

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

23122020232104 is a wasteful number, since it uses less digits than its factorization.

23122020232104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7482482 (or 7482478 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23122020232104 its reverse (40123202022132), we get a palindrome (63245222254236).

The spelling of 23122020232104 in words is "twenty-three trillion, one hundred twenty-two billion, twenty million, two hundred thirty-two thousand, one hundred four".

Divisors: 1 2 3 4 6 8 12 24 89 178 267 356 534 712 1068 1447 2136 2894 4341 5788 8682 11576 17364 34728 128783 257566 386349 515132 772698 1030264 1545396 3090792 7480937 14961874 22442811 29923748 44885622 59847496 89771244 179542488 665803393 1331606786 1997410179 2663213572 3994820358 5326427144 7989640716 10824915839 15979281432 21649831678 32474747517 43299663356 64949495034 86599326712 129898990068 259797980136 963417509671 1926835019342 2890252529013 3853670038684 5780505058026 7707340077368 11561010116052 23122020232104