Base | Representation |
---|---|
bin | 111000101110… |
… | …010010011101 |
3 | 1000222110100012 |
4 | 320232102131 |
5 | 12301312121 |
6 | 1250413005 |
7 | 240250532 |
oct | 70562235 |
9 | 30873305 |
10 | 14869661 |
11 | 8436884 |
12 | 4b91165 |
13 | 3108221 |
14 | 1d90d89 |
15 | 148ac5b |
hex | e2e49d |
14869661 has 6 divisors (see below), whose sum is σ = 15544830. Its totient is φ = 14222648.
The previous prime is 14869651. The next prime is 14869681. The reversal of 14869661 is 16696841.
It can be written as a sum of positive squares in only one way, i.e., 7873636 + 6996025 = 2806^2 + 2645^2 .
It is not a de Polignac number, because 14869661 - 214 = 14853277 is a prime.
It is a super-2 number, since 2×148696612 = 442213636509842, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14869651) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13526 + ... + 14583.
It is an arithmetic number, because the mean of its divisors is an integer number (2590805).
Almost surely, 214869661 is an apocalyptic number.
It is an amenable number.
14869661 is a deficient number, since it is larger than the sum of its proper divisors (675169).
14869661 is an equidigital number, since it uses as much as digits as its factorization.
14869661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28155 (or 28132 counting only the distinct ones).
The product of its digits is 62208, while the sum is 41.
The square root of 14869661 is about 3856.1199410807. The cubic root of 14869661 is about 245.9048092716.
The spelling of 14869661 in words is "fourteen million, eight hundred sixty-nine thousand, six hundred sixty-one".
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