Base | Representation |
---|---|
bin | 110000110010… |
… | …100011010110 |
3 | 220001210112202 |
4 | 300302203112 |
5 | 11233234344 |
6 | 1134044502 |
7 | 213466361 |
oct | 60624326 |
9 | 26053482 |
10 | 12789974 |
11 | 724632a |
12 | 4349732 |
13 | 285a742 |
14 | 19ad0d8 |
15 | 11c994e |
hex | c328d6 |
12789974 has 8 divisors (see below), whose sum is σ = 19202088. Its totient is φ = 6389280.
The previous prime is 12789971. The next prime is 12789977. The reversal of 12789974 is 47998721.
It is an interprime number because it is at equal distance from previous prime (12789971) and next prime (12789977).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12789971) 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 3 ways as a sum of consecutive naturals, for example, 974 + ... + 5150.
It is an arithmetic number, because the mean of its divisors is an integer number (2400261).
Almost surely, 212789974 is an apocalyptic number.
12789974 is a deficient number, since it is larger than the sum of its proper divisors (6412114).
12789974 is a wasteful number, since it uses less digits than its factorization.
12789974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5710.
The product of its digits is 254016, while the sum is 47.
The square root of 12789974 is about 3576.3073134170. The cubic root of 12789974 is about 233.8603276832.
The spelling of 12789974 in words is "twelve million, seven hundred eighty-nine thousand, nine hundred seventy-four".
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