Base | Representation |
---|---|
bin | 110011010001… |
… | …110110011111 |
3 | 221021221121000 |
4 | 303101312133 |
5 | 11420124323 |
6 | 1200041343 |
7 | 222154566 |
oct | 63216637 |
9 | 27257530 |
10 | 13442463 |
11 | 7651581 |
12 | 4603253 |
13 | 2a28728 |
14 | 1adcbdd |
15 | 12a7e43 |
hex | cd1d9f |
13442463 has 8 divisors (see below), whose sum is σ = 19914800. Its totient is φ = 8961624.
The previous prime is 13442453. The next prime is 13442467. The reversal of 13442463 is 36424431.
It is not a de Polignac number, because 13442463 - 212 = 13438367 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 497869 = 13442463 / (1 + 3 + 4 + 4 + 2 + 4 + 6 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13442467) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248908 + ... + 248961.
It is an arithmetic number, because the mean of its divisors is an integer number (2489350).
Almost surely, 213442463 is an apocalyptic number.
13442463 is a deficient number, since it is larger than the sum of its proper divisors (6472337).
13442463 is an equidigital number, since it uses as much as digits as its factorization.
13442463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497878 (or 497872 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 13442463 is about 3666.3964597408. The cubic root of 13442463 is about 237.7714009137.
Adding to 13442463 its reverse (36424431), we get a palindrome (49866894).
The spelling of 13442463 in words is "thirteen million, four hundred forty-two thousand, four hundred sixty-three".
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