Base | Representation |
---|---|
bin | 110001011011… |
… | …010111011100 |
3 | 220101021212101 |
4 | 301123113130 |
5 | 11304112043 |
6 | 1141414444 |
7 | 215063641 |
oct | 61332734 |
9 | 26337771 |
10 | 12957148 |
11 | 734a996 |
12 | 440a424 |
13 | 28b8869 |
14 | 1a13dc8 |
15 | 120e24d |
hex | c5b5dc |
12957148 has 24 divisors (see below), whose sum is σ = 23736384. Its totient is φ = 6186080.
The previous prime is 12957137. The next prime is 12957149. The reversal of 12957148 is 84175921.
Its product of digits (20160) is a multiple of the sum of its prime divisors (90).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12957149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275661 + ... + 275707.
It is an arithmetic number, because the mean of its divisors is an integer number (989016).
Almost surely, 212957148 is an apocalyptic number.
It is an amenable number.
12957148 is a deficient number, since it is larger than the sum of its proper divisors (10779236).
12957148 is an frugal number, since it uses more digits than its factorization.
12957148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174 (or 90 counting only the distinct ones).
The product of its digits is 20160, while the sum is 37.
The square root of 12957148 is about 3599.6038670943. The cubic root of 12957148 is about 234.8748269553.
The spelling of 12957148 in words is "twelve million, nine hundred fifty-seven thousand, one hundred forty-eight".
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