Base | Representation |
---|---|
bin | 110001011010… |
… | …111101101011 |
3 | 220101012121022 |
4 | 301122331223 |
5 | 11304033444 |
6 | 1141403055 |
7 | 215056064 |
oct | 61327553 |
9 | 26335538 |
10 | 12955499 |
11 | 7349727 |
12 | 440948b |
13 | 28b7b9b |
14 | 1a1356b |
15 | 120d9ee |
hex | c5af6b |
12955499 has 4 divisors (see below), whose sum is σ = 13011336. Its totient is φ = 12899664.
The previous prime is 12955487. The next prime is 12955517. The reversal of 12955499 is 99455921.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99455921 = 3571 ⋅27851.
It is a cyclic number.
It is not a de Polignac number, because 12955499 - 216 = 12889963 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12955399) 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, 27569 + ... + 28034.
It is an arithmetic number, because the mean of its divisors is an integer number (3252834).
Almost surely, 212955499 is an apocalyptic number.
12955499 is a deficient number, since it is larger than the sum of its proper divisors (55837).
12955499 is an equidigital number, since it uses as much as digits as its factorization.
12955499 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55836.
The product of its digits is 145800, while the sum is 44.
The square root of 12955499 is about 3599.3748068241. The cubic root of 12955499 is about 234.8648626992.
The spelling of 12955499 in words is "twelve million, nine hundred fifty-five thousand, four hundred ninety-nine".
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