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12102928300 = 2252121029283
BaseRepresentation
bin10110100010110010…
…00000011110101100
31011020110210110102201
423101121000132230
5144241322201200
65320543431244
7605631123151
oct132131003654
934213713381
1012102928300
115150873191
1224192b5524
1311ab592148
1482b572228
154ac802c6a
hex2d16407ac

12102928300 has 18 divisors (see below), whose sum is σ = 26263354628. Its totient is φ = 4841171280.

The previous prime is 12102928247. The next prime is 12102928339. The reversal of 12102928300 is 382920121.

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, 60514542 + ... + 60514741.

Almost surely, 212102928300 is an apocalyptic number.

12102928300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12102928300 is an abundant number, since it is smaller than the sum of its proper divisors (14160426328).

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

12102928300 is a wasteful number, since it uses less digits than its factorization.

12102928300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121029297 (or 121029290 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 12102928300 in words is "twelve billion, one hundred two million, nine hundred twenty-eight thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 121029283 242058566 484117132 605146415 1210292830 2420585660 3025732075 6051464150 12102928300