Base | Representation |
---|---|
bin | 110001011010… |
… | …110001111001 |
3 | 220101011120101 |
4 | 301122301321 |
5 | 11304022440 |
6 | 1141355401 |
7 | 215053636 |
oct | 61326171 |
9 | 26334511 |
10 | 12954745 |
11 | 7349101 |
12 | 4408b61 |
13 | 28b773b |
14 | 1a1318d |
15 | 120d69a |
hex | c5ac79 |
12954745 has 8 divisors (see below), whose sum is σ = 16047360. Its totient is φ = 10029360.
The previous prime is 12954719. The next prime is 12954749. The reversal of 12954745 is 54745921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12954745 - 211 = 12952697 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12954749) 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 7 ways as a sum of consecutive naturals, for example, 41635 + ... + 41944.
It is an arithmetic number, because the mean of its divisors is an integer number (2005920).
Almost surely, 212954745 is an apocalyptic number.
It is an amenable number.
12954745 is a deficient number, since it is larger than the sum of its proper divisors (3092615).
12954745 is an equidigital number, since it uses as much as digits as its factorization.
12954745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83615.
The product of its digits is 50400, while the sum is 37.
The square root of 12954745 is about 3599.2700648882. The cubic root of 12954745 is about 234.8603062932.
The spelling of 12954745 in words is "twelve million, nine hundred fifty-four thousand, seven hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •