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12353005020 = 2235205883417
BaseRepresentation
bin10111000000100101…
…11110010111011100
31011212220100200012110
423200102332113130
5200244332130040
65401435434020
7615055544616
oct134022762734
934786320173
1012353005020
115269a49564
122488bb5910
13121b330735
1485286bdb6
154c474e980
hex2e04be5dc

12353005020 has 24 divisors (see below), whose sum is σ = 34588414224. Its totient is φ = 3294134656.

The previous prime is 12353005013. The next prime is 12353005073. The reversal of 12353005020 is 2050035321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102941649 + ... + 102941768.

It is an arithmetic number, because the mean of its divisors is an integer number (1441183926).

Almost surely, 212353005020 is an apocalyptic number.

12353005020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12353005020 is an abundant number, since it is smaller than the sum of its proper divisors (22235409204).

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

12353005020 is a wasteful number, since it uses less digits than its factorization.

12353005020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205883429 (or 205883427 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The spelling of 12353005020 in words is "twelve billion, three hundred fifty-three million, five thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 205883417 411766834 617650251 823533668 1029417085 1235300502 2058834170 2470601004 3088251255 4117668340 6176502510 12353005020