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123030110200 = 2352615150551
BaseRepresentation
bin111001010010100101…
…0100111111111111000
3102202120011212011021011
41302211022213333320
54003431202011300
6132304054123304
711613541452634
oct1624512477770
9382504764234
10123030110200
11481a4320828
121ba16650534
13b7a8bb1a9a
145d51949dc4
153300ee5eba
hex1ca52a7ff8

123030110200 has 24 divisors (see below), whose sum is σ = 286045006680. Its totient is φ = 49212044000.

The previous prime is 123030110171. The next prime is 123030110213. The reversal of 123030110200 is 2011030321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 307575076 + ... + 307575475.

It is an arithmetic number, because the mean of its divisors is an integer number (11918541945).

Almost surely, 2123030110200 is an apocalyptic number.

123030110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123030110200 is an abundant number, since it is smaller than the sum of its proper divisors (163014896480).

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

123030110200 is a wasteful number, since it uses less digits than its factorization.

123030110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615150567 (or 615150558 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 123030110200 its reverse (2011030321), we get a palindrome (125041140521).

The spelling of 123030110200 in words is "one hundred twenty-three billion, thirty million, one hundred ten thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 615150551 1230301102 2460602204 3075752755 4921204408 6151505510 12303011020 15378763775 24606022040 30757527550 61515055100 123030110200