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12104180382 = 237288194771
BaseRepresentation
bin10110100010111011…
…10010001010011110
31011020120011001222010
423101131302022132
5144242132233012
65321030332050
7605644556430
oct132135621236
934216131863
1012104180382
115151548968
1224197ba026
1311ab910018
1482b7ba650
154ac99dc3c
hex2d177229e

12104180382 has 16 divisors (see below), whose sum is σ = 27666698112. Its totient is φ = 3458337240.

The previous prime is 12104180371. The next prime is 12104180383. The reversal of 12104180382 is 28308140121.

It is a super-2 number, since 2×121041803822 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104180383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144097344 + ... + 144097427.

It is an arithmetic number, because the mean of its divisors is an integer number (1729168632).

Almost surely, 212104180382 is an apocalyptic number.

12104180382 is an abundant number, since it is smaller than the sum of its proper divisors (15562517730).

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

12104180382 is a wasteful number, since it uses less digits than its factorization.

12104180382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288194783.

The product of its (nonzero) digits is 3072, while the sum is 30.

The spelling of 12104180382 in words is "twelve billion, one hundred four million, one hundred eighty thousand, three hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 288194771 576389542 864584313 1729168626 2017363397 4034726794 6052090191 12104180382