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2004205308 = 223723859587
BaseRepresentation
bin111011101110101…
…1011111011111100
312011200021011211020
41313131123323330
513101034032213
6530513024140
7100444315110
oct16735337374
95150234736
102004205308
1193935a126
1247b255050
1325c2ba501
14150271740
15bae43923
hex7775befc

2004205308 has 24 divisors (see below), whose sum is σ = 5344547712. Its totient is φ = 572630064.

The previous prime is 2004205297. The next prime is 2004205309. The reversal of 2004205308 is 8035024002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004205309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11929710 + ... + 11929877.

It is an arithmetic number, because the mean of its divisors is an integer number (222689488).

Almost surely, 22004205308 is an apocalyptic number.

2004205308 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2004205308 is an abundant number, since it is smaller than the sum of its proper divisors (3340342404).

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

2004205308 is a wasteful number, since it uses less digits than its factorization.

2004205308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23859601 (or 23859599 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2004205308 is about 44768.3516337155. The cubic root of 2004205308 is about 1260.8034910392.

The spelling of 2004205308 in words is "two billion, four million, two hundred five thousand, three hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 23859587 47719174 71578761 95438348 143157522 167017109 286315044 334034218 501051327 668068436 1002102654 2004205308