Base | Representation |
---|---|
bin | 101110010101… |
… | …100011110101 |
3 | 211212010110102 |
4 | 232111203311 |
5 | 11102200213 |
6 | 1112203445 |
7 | 205150541 |
oct | 56254365 |
9 | 24763412 |
10 | 12146933 |
11 | 6947197 |
12 | 4099585 |
13 | 2693b46 |
14 | 1882a21 |
15 | 10ee158 |
hex | b958f5 |
12146933 has 4 divisors (see below), whose sum is σ = 12224460. Its totient is φ = 12069408.
The previous prime is 12146917. The next prime is 12146951. The reversal of 12146933 is 33964121.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1270129 + 10876804 = 1127^2 + 3298^2 .
It is a cyclic number.
It is not a de Polignac number, because 12146933 - 24 = 12146917 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12146896 and 12146905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12146903) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38528 + ... + 38841.
It is an arithmetic number, because the mean of its divisors is an integer number (3056115).
Almost surely, 212146933 is an apocalyptic number.
It is an amenable number.
12146933 is a deficient number, since it is larger than the sum of its proper divisors (77527).
12146933 is an equidigital number, since it uses as much as digits as its factorization.
12146933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77526.
The product of its digits is 3888, while the sum is 29.
The square root of 12146933 is about 3485.2450416004. The cubic root of 12146933 is about 229.8734842957.
The spelling of 12146933 in words is "twelve million, one hundred forty-six thousand, nine hundred thirty-three".
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