Base | Representation |
---|---|
bin | 110000011011… |
… | …000001110000 |
3 | 212212220100221 |
4 | 300123001300 |
5 | 11222143431 |
6 | 1132022424 |
7 | 212615425 |
oct | 60330160 |
9 | 25786327 |
10 | 12693616 |
11 | 718a9a1 |
12 | 4301a14 |
13 | 2825920 |
14 | 1985d4c |
15 | 11ab111 |
hex | c1b070 |
12693616 has 20 divisors (see below), whose sum is σ = 26486152. Its totient is φ = 5858496.
The previous prime is 12693599. The next prime is 12693647. The reversal of 12693616 is 61639621.
It is a super-2 number, since 2×126936162 = 322255774310912, which contains 22 as substring.
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, 30306 + ... + 30721.
Almost surely, 212693616 is an apocalyptic number.
12693616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12693616 is an abundant number, since it is smaller than the sum of its proper divisors (13792536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12693616 is a wasteful number, since it uses less digits than its factorization.
12693616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61048 (or 61042 counting only the distinct ones).
The product of its digits is 11664, while the sum is 34.
The square root of 12693616 is about 3562.8101268521. The cubic root of 12693616 is about 233.2715555271.
The spelling of 12693616 in words is "twelve million, six hundred ninety-three thousand, six hundred sixteen".
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