Base | Representation |
---|---|
bin | 110101000110… |
… | …001100001000 |
3 | 222012011020221 |
4 | 311012030020 |
5 | 12030401414 |
6 | 1214155424 |
7 | 226211062 |
oct | 65061410 |
9 | 28164227 |
10 | 13918984 |
11 | 79475a2 |
12 | 47b2b74 |
13 | 2b645b1 |
14 | 1bc4732 |
15 | 134e224 |
hex | d46308 |
13918984 has 16 divisors (see below), whose sum is σ = 26275500. Its totient is φ = 6912192.
The previous prime is 13918981. The next prime is 13918987. The reversal of 13918984 is 48981931.
13918984 is nontrivially palindromic in base 12.
It is an interprime number because it is at equal distance from previous prime (13918981) and next prime (13918987).
It can be written as a sum of positive squares in 2 ways, for example, as 13912900 + 6084 = 3730^2 + 78^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 13918984.
It is not an unprimeable number, because it can be changed into a prime (13918981) 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, 4647 + ... + 7030.
Almost surely, 213918984 is an apocalyptic number.
It is an amenable number.
13918984 is a deficient number, since it is larger than the sum of its proper divisors (12356516).
13918984 is a wasteful number, since it uses less digits than its factorization.
13918984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11832 (or 11828 counting only the distinct ones).
The product of its digits is 62208, while the sum is 43.
The square root of 13918984 is about 3730.8154604590. The cubic root of 13918984 is about 240.5484217778.
The spelling of 13918984 in words is "thirteen million, nine hundred eighteen thousand, nine hundred eighty-four".
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