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102312234200 = 23521146505561
BaseRepresentation
bin101111101001001001…
…0001100110011011000
3100210002022112000021102
41133102102030303120
53134013412443300
6115000202130532
710251251433041
oct1372222146330
9323068460242
10102312234200
113a432652960
12179b41b0a48
139856879367
144d481958c8
1529dc2260d5
hex17d248ccd8

102312234200 has 48 divisors (see below), whose sum is σ = 259501035960. Its totient is φ = 37204448000.

The previous prime is 102312234191. The next prime is 102312234217. The reversal of 102312234200 is 2432213201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23250581 + ... + 23254980.

Almost surely, 2102312234200 is an apocalyptic number.

102312234200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102312234200 is an abundant number, since it is smaller than the sum of its proper divisors (157188801760).

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

102312234200 is a wasteful number, since it uses less digits than its factorization.

102312234200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46505588 (or 46505579 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 102312234200 its reverse (2432213201), we get a palindrome (104744447401).

The spelling of 102312234200 in words is "one hundred two billion, three hundred twelve million, two hundred thirty-four thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 46505561 93011122 186022244 232527805 372044488 465055610 511561171 930111220 1023122342 1162639025 1860222440 2046244684 2325278050 2557805855 4092489368 4650556100 5115611710 9301112200 10231223420 12789029275 20462446840 25578058550 51156117100 102312234200