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20083112 = 237418747
BaseRepresentation
bin100110010011…
…1000110101000
31101210022211222
41030213012220
520120124422
61554241212
7332463230
oct114470650
941708758
1020083112
1110377815
126886208
1342121ca
14294acc0
151b6a842
hex13271a8

20083112 has 32 divisors (see below), whose sum is σ = 44089920. Its totient is φ = 8396160.

The previous prime is 20083111. The next prime is 20083121. The reversal of 20083112 is 21138002.

It is not an unprimeable number, because it can be changed into a prime (20083111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078 + ... + 6669.

It is an arithmetic number, because the mean of its divisors is an integer number (1377810).

Almost surely, 220083112 is an apocalyptic number.

It is an amenable number.

20083112 is an abundant number, since it is smaller than the sum of its proper divisors (24006808).

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

20083112 is a wasteful number, since it uses less digits than its factorization.

20083112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8801 (or 8797 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 20083112 is about 4481.4185254225. The cubic root of 20083112 is about 271.8172431501.

The spelling of 20083112 in words is "twenty million, eighty-three thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 28 41 56 82 164 287 328 574 1148 2296 8747 17494 34988 61229 69976 122458 244916 358627 489832 717254 1434508 2510389 2869016 5020778 10041556 20083112