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2012323108 = 222989194917
BaseRepresentation
bin111011111110001…
…1001110100100100
312012020112121100111
41313330121310210
513110123314413
6531403022404
7100603315135
oct16774316444
95166477314
102012323108
119429a4154
12481b0aa04
13260ba0443
14151385c8c
15bb9e8d3d
hex77f19d24

2012323108 has 24 divisors (see below), whose sum is σ = 3683950200. Its totient is φ = 960546048.

The previous prime is 2012323087. The next prime is 2012323141. The reversal of 2012323108 is 8013232102.

It can be written as a sum of positive squares in 4 ways, for example, as 376282404 + 1636040704 = 19398^2 + 40448^2 .

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, 87135 + ... + 107782.

It is an arithmetic number, because the mean of its divisors is an integer number (153497925).

Almost surely, 22012323108 is an apocalyptic number.

It is an amenable number.

2012323108 is a deficient number, since it is larger than the sum of its proper divisors (1671627092).

2012323108 is a wasteful number, since it uses less digits than its factorization.

2012323108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195039 (or 195037 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2012323108 is about 44858.9245078390. The cubic root of 2012323108 is about 1262.5034438098.

The spelling of 2012323108 in words is "two billion, twelve million, three hundred twenty-three thousand, one hundred eight".

Divisors: 1 2 4 29 58 89 116 178 356 2581 5162 10324 194917 389834 779668 5652593 11305186 17347613 22610372 34695226 69390452 503080777 1006161554 2012323108