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102312231300 = 22335237893419
BaseRepresentation
bin101111101001001001…
…0001100000110000100
3100210002022111212022000
41133102102030012010
53134013412400200
6115000202105300
710251251421426
oct1372222140604
9323068455260
10102312231300
113a432650764
12179b41ab230
139856877c46
144d48194816
1529dc225300
hex17d248c184

102312231300 has 72 divisors (see below), whose sum is σ = 328914885600. Its totient is φ = 27283260960.

The previous prime is 102312231257. The next prime is 102312231311. The reversal of 102312231300 is 3132213201.

102312231300 is a `hidden beast` number, since 102 + 31 + 2 + 231 + 300 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18944010 + ... + 18949409.

It is an arithmetic number, because the mean of its divisors is an integer number (4568262300).

Almost surely, 2102312231300 is an apocalyptic number.

102312231300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102312231300 is an abundant number, since it is smaller than the sum of its proper divisors (226602654300).

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

102312231300 is a wasteful number, since it uses less digits than its factorization.

102312231300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37893442 (or 37893429 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 102312231300 its reverse (3132213201), we get a palindrome (105444444501).

The spelling of 102312231300 in words is "one hundred two billion, three hundred twelve million, two hundred thirty-one thousand, three hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 90 100 108 135 150 180 225 270 300 450 540 675 900 1350 2700 37893419 75786838 113680257 151573676 189467095 227360514 341040771 378934190 454721028 568401285 682081542 757868380 947335475 1023122313 1136802570 1364163084 1705203855 1894670950 2046244626 2273605140 2842006425 3410407710 3789341900 4092489252 5115611565 5684012850 6820815420 8526019275 10231223130 11368025700 17052038550 20462446260 25578057825 34104077100 51156115650 102312231300