Base | Representation |
---|---|
bin | 101110011010… |
… | …110001000000 |
3 | 211220012201011 |
4 | 232122301000 |
5 | 11103341011 |
6 | 1112450304 |
7 | 205266652 |
oct | 56326100 |
9 | 24805634 |
10 | 12168256 |
11 | 6961211 |
12 | 40a9994 |
13 | 26a0769 |
14 | 188a6d2 |
15 | 1105621 |
hex | b9ac40 |
12168256 has 14 divisors (see below), whose sum is σ = 24146510. Its totient is φ = 6084096.
The previous prime is 12168239. The next prime is 12168257. The reversal of 12168256 is 65286121.
It can be written as a sum of positive squares in only one way, i.e., 7398400 + 4769856 = 2720^2 + 2184^2 .
It is not an unprimeable number, because it can be changed into a prime (12168257) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95001 + ... + 95128.
Almost surely, 212168256 is an apocalyptic number.
12168256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12168256 is a deficient number, since it is larger than the sum of its proper divisors (11978254).
12168256 is an equidigital number, since it uses as much as digits as its factorization.
12168256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190141 (or 190131 counting only the distinct ones).
The product of its digits is 5760, while the sum is 31.
The square root of 12168256 is about 3488.3027391555. The cubic root of 12168256 is about 230.0079140314.
The spelling of 12168256 in words is "twelve million, one hundred sixty-eight thousand, two hundred fifty-six".
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