Base | Representation |
---|---|
bin | 10110100010101100… |
… | …11000100010011100 |
3 | 1011020102111111211101 |
4 | 23101112120202130 |
5 | 144241133143122 |
6 | 5320521002444 |
7 | 605622226513 |
oct | 132126304234 |
9 | 34212444741 |
10 | 12102240412 |
11 | 5150443389 |
12 | 2419023424 |
13 | 11ab3b1002 |
14 | 82b43367a |
15 | 4ac719027 |
hex | 2d159889c |
12102240412 has 12 divisors (see below), whose sum is σ = 21862111936. Its totient is φ = 5855922720.
The previous prime is 12102240401. The next prime is 12102240433. The reversal of 12102240412 is 21404220121.
It is a self number, because there is not a number n which added to its sum of digits gives 12102240412.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48799233 + ... + 48799480.
Almost surely, 212102240412 is an apocalyptic number.
It is an amenable number.
12102240412 is a deficient number, since it is larger than the sum of its proper divisors (9759871524).
12102240412 is a wasteful number, since it uses less digits than its factorization.
12102240412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97598748 (or 97598746 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 12102240412 its reverse (21404220121), we get a palindrome (33506460533).
The spelling of 12102240412 in words is "twelve billion, one hundred two million, two hundred forty thousand, four hundred twelve".
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