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808080412008 = 23378742782741
BaseRepresentation
bin10111100001001010101…
…10001000110101101000
32212020210111212012102110
423300211112020311220
5101214422041141013
61415121011402320
7112244662112352
oct13604526106550
92766714765373
10808080412008
11291783364951
121107405b33a0
135b28106555c
142b17b5a20d2
15160478c32c3
hexbc25588d68

808080412008 has 32 divisors (see below), whose sum is σ = 2022768041760. Its totient is φ = 269017869120.

The previous prime is 808080411991. The next prime is 808080412109. The reversal of 808080412008 is 800214080808.

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, 21372483 + ... + 21410258.

It is an arithmetic number, because the mean of its divisors is an integer number (63211501305).

Almost surely, 2808080412008 is an apocalyptic number.

It is an amenable number.

808080412008 is an abundant number, since it is smaller than the sum of its proper divisors (1214687629752).

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

808080412008 is a wasteful number, since it uses less digits than its factorization.

808080412008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42783537 (or 42783533 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 39.

The spelling of 808080412008 in words is "eight hundred eight billion, eighty million, four hundred twelve thousand, eight".

Divisors: 1 2 3 4 6 8 12 24 787 1574 2361 3148 4722 6296 9444 18888 42782741 85565482 128348223 171130964 256696446 342261928 513392892 1026785784 33670017167 67340034334 101010051501 134680068668 202020103002 269360137336 404040206004 808080412008