Base | Representation |
---|---|
bin | 101110010101… |
… | …100100010111 |
3 | 211212010111200 |
4 | 232111210113 |
5 | 11102200332 |
6 | 1112203543 |
7 | 205150620 |
oct | 56254427 |
9 | 24763450 |
10 | 12146967 |
11 | 6947218 |
12 | 40995b3 |
13 | 2693b71 |
14 | 1882a47 |
15 | 10ee17c |
hex | b95917 |
12146967 has 48 divisors (see below), whose sum is σ = 21385728. Its totient is φ = 6494400.
The previous prime is 12146963. The next prime is 12146971. The reversal of 12146967 is 76964121.
It is an interprime number because it is at equal distance from previous prime (12146963) and next prime (12146971).
It is not a de Polignac number, because 12146967 - 22 = 12146963 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12146963) 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 47 ways as a sum of consecutive naturals, for example, 120217 + ... + 120317.
It is an arithmetic number, because the mean of its divisors is an integer number (445536).
Almost surely, 212146967 is an apocalyptic number.
12146967 is the 1743-rd decagonal number.
12146967 is a deficient number, since it is larger than the sum of its proper divisors (9238761).
12146967 is a wasteful number, since it uses less digits than its factorization.
12146967 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220 (or 217 counting only the distinct ones).
The product of its digits is 18144, while the sum is 36.
The square root of 12146967 is about 3485.2499193028. The cubic root of 12146967 is about 229.8736987721.
The spelling of 12146967 in words is "twelve million, one hundred forty-six thousand, nine hundred sixty-seven".
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