Base | Representation |
---|---|
bin | 110001010111… |
… | …101001100101 |
3 | 220100111222120 |
4 | 301113221211 |
5 | 11303120200 |
6 | 1141220153 |
7 | 215001363 |
oct | 61275145 |
9 | 26314876 |
10 | 12941925 |
11 | 733a507 |
12 | 4401659 |
13 | 28b1959 |
14 | 1a0c633 |
15 | 12099a0 |
hex | c57a65 |
12941925 has 24 divisors (see below), whose sum is σ = 21900384. Its totient is φ = 6740160.
The previous prime is 12941923. The next prime is 12941927. The reversal of 12941925 is 52914921.
It is an interprime number because it is at equal distance from previous prime (12941923) and next prime (12941927).
It is not a de Polignac number, because 12941925 - 21 = 12941923 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12941923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1219 + ... + 5231.
It is an arithmetic number, because the mean of its divisors is an integer number (912516).
Almost surely, 212941925 is an apocalyptic number.
12941925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12941925 is a deficient number, since it is larger than the sum of its proper divisors (8958459).
12941925 is a wasteful number, since it uses less digits than its factorization.
12941925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4069 (or 4064 counting only the distinct ones).
The product of its digits is 6480, while the sum is 33.
The square root of 12941925 is about 3597.4887074180. The cubic root of 12941925 is about 234.7828082318.
The spelling of 12941925 in words is "twelve million, nine hundred forty-one thousand, nine hundred twenty-five".
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