Base | Representation |
---|---|
bin | 110011111011… |
… | …011110110111 |
3 | 221121121111120 |
4 | 303323132313 |
5 | 11441103413 |
6 | 1203435023 |
7 | 223464666 |
oct | 63733667 |
9 | 27547446 |
10 | 13612983 |
11 | 77586aa |
12 | 4685a73 |
13 | 2a88227 |
14 | 1b44ddd |
15 | 12dd723 |
hex | cfb7b7 |
13612983 has 8 divisors (see below), whose sum is σ = 18572928. Its totient is φ = 8864184.
The previous prime is 13612981. The next prime is 13613021. The reversal of 13612983 is 38921631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13612983 - 21 = 13612981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13612981) 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, 52635 + ... + 52892.
It is an arithmetic number, because the mean of its divisors is an integer number (2321616).
Almost surely, 213612983 is an apocalyptic number.
13612983 is a deficient number, since it is larger than the sum of its proper divisors (4959945).
13612983 is a wasteful number, since it uses less digits than its factorization.
13612983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105573.
The product of its digits is 7776, while the sum is 33.
The square root of 13612983 is about 3689.5776181021. The cubic root of 13612983 is about 238.7725700728.
The spelling of 13612983 in words is "thirteen million, six hundred twelve thousand, nine hundred eighty-three".
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