Base | Representation |
---|---|
bin | 101110110000… |
… | …100011011000 |
3 | 212001202010100 |
4 | 232300203120 |
5 | 11114214441 |
6 | 1114415400 |
7 | 206121066 |
oct | 56604330 |
9 | 25052110 |
10 | 12257496 |
11 | 6a12269 |
12 | 4131560 |
13 | 2702274 |
14 | 18b1036 |
15 | 1121cb6 |
hex | bb08d8 |
12257496 has 24 divisors (see below), whose sum is σ = 33197580. Its totient is φ = 4085808.
The previous prime is 12257491. The next prime is 12257507. The reversal of 12257496 is 69475221.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 12257496.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12257491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85050 + ... + 85193.
Almost surely, 212257496 is an apocalyptic number.
It is an amenable number.
12257496 is an abundant number, since it is smaller than the sum of its proper divisors (20940084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12257496 is a wasteful number, since it uses less digits than its factorization.
12257496 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170255 (or 170248 counting only the distinct ones).
The product of its digits is 30240, while the sum is 36.
The square root of 12257496 is about 3501.0706933737. The cubic root of 12257496 is about 230.5688251928.
The spelling of 12257496 in words is "twelve million, two hundred fifty-seven thousand, four hundred ninety-six".
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