Base | Representation |
---|---|
bin | 110000011011… |
… | …100111011110 |
3 | 212220000200100 |
4 | 300123213132 |
5 | 11222233110 |
6 | 1132041530 |
7 | 212625444 |
oct | 60334736 |
9 | 25800610 |
10 | 12696030 |
11 | 7191796 |
12 | 43032a6 |
13 | 2826a59 |
14 | 1986b94 |
15 | 11abbc0 |
hex | c1b9de |
12696030 has 24 divisors (see below), whose sum is σ = 33009912. Its totient is φ = 3385584.
The previous prime is 12696029. The next prime is 12696037. The reversal of 12696030 is 3069621.
It is a happy number.
It is a super-2 number, since 2×126960302 = 322378355521800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12695985 and 12696003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12696037) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70444 + ... + 70623.
It is an arithmetic number, because the mean of its divisors is an integer number (1375413).
Almost surely, 212696030 is an apocalyptic number.
12696030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12696030 is an abundant number, since it is smaller than the sum of its proper divisors (20313882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12696030 is a wasteful number, since it uses less digits than its factorization.
12696030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141080 (or 141077 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 12696030 is about 3563.1488882728. The cubic root of 12696030 is about 233.2863420109.
The spelling of 12696030 in words is "twelve million, six hundred ninety-six thousand, thirty".
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