Base | Representation |
---|---|
bin | 110100011000… |
… | …001010010111 |
3 | 221211120122101 |
4 | 310120022113 |
5 | 12003333310 |
6 | 1210142531 |
7 | 224464324 |
oct | 64301227 |
9 | 27746571 |
10 | 13730455 |
11 | 7828992 |
12 | 4721a47 |
13 | 2ac983b |
14 | 1b75b4b |
15 | 131343a |
hex | d18297 |
13730455 has 4 divisors (see below), whose sum is σ = 16476552. Its totient is φ = 10984360.
The previous prime is 13730419. The next prime is 13730501. The reversal of 13730455 is 55403731.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 13730455 - 215 = 13697687 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373041 + ... + 1373050.
It is an arithmetic number, because the mean of its divisors is an integer number (4119138).
Almost surely, 213730455 is an apocalyptic number.
13730455 is a deficient number, since it is larger than the sum of its proper divisors (2746097).
13730455 is an equidigital number, since it uses as much as digits as its factorization.
13730455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2746096.
The product of its (nonzero) digits is 6300, while the sum is 28.
The square root of 13730455 is about 3705.4628590771. The cubic root of 13730455 is about 239.4574259338.
The spelling of 13730455 in words is "thirteen million, seven hundred thirty thousand, four hundred fifty-five".
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