Base | Representation |
---|---|
bin | 110011001110… |
… | …011011110011 |
3 | 221021020101122 |
4 | 303032123303 |
5 | 11414202332 |
6 | 1155452455 |
7 | 222066023 |
oct | 63163363 |
9 | 27236348 |
10 | 13428467 |
11 | 7642008 |
12 | 45b712b |
13 | 2a22250 |
14 | 1ad7a83 |
15 | 12a3c12 |
hex | cce6f3 |
13428467 has 4 divisors (see below), whose sum is σ = 14461440. Its totient is φ = 12395496.
The previous prime is 13428461. The next prime is 13428491. The reversal of 13428467 is 76482431.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76482431 = 4463 ⋅17137.
It is a cyclic number.
It is not a de Polignac number, because 13428467 - 26 = 13428403 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13428461) 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, 516467 + ... + 516492.
It is an arithmetic number, because the mean of its divisors is an integer number (3615360).
Almost surely, 213428467 is an apocalyptic number.
13428467 is a deficient number, since it is larger than the sum of its proper divisors (1032973).
13428467 is a wasteful number, since it uses less digits than its factorization.
13428467 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1032972.
The product of its digits is 32256, while the sum is 35.
The square root of 13428467 is about 3664.4872765504. The cubic root of 13428467 is about 237.6888514544.
The spelling of 13428467 in words is "thirteen million, four hundred twenty-eight thousand, four hundred sixty-seven".
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