Base | Representation |
---|---|
bin | 11011001110010000… |
… | …01111111010001001 |
3 | 1101201112220220002021 |
4 | 31213020033322021 |
5 | 214412432224244 |
6 | 10414124404441 |
7 | 1025114306602 |
oct | 154710177211 |
9 | 41645826067 |
10 | 14615117449 |
11 | 621a942069 |
12 | 29ba6a6721 |
13 | 14bbb9b6ba |
14 | 9c9076da9 |
15 | 5a813a284 |
hex | 36720fe89 |
14615117449 has 9 divisors (see below), whose sum is σ = 14902610709. Its totient is φ = 14333074080.
The previous prime is 14615117423. The next prime is 14615117453. The reversal of 14615117449 is 94471151641.
The square root of 14615117449 is 120893.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 1543311225 + 13071806224 = 39285^2 + 114332^2 .
It is not a de Polignac number, because 14615117449 - 25 = 14615117417 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14615117459) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6406189 + ... + 6408469.
Almost surely, 214615117449 is an apocalyptic number.
14615117449 is the 120893-rd square number.
14615117449 is the 60447-th centered octagonal number.
It is an amenable number.
14615117449 is a deficient number, since it is larger than the sum of its proper divisors (287493260).
14615117449 is an frugal number, since it uses more digits than its factorization.
14615117449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4668 (or 2334 counting only the distinct ones).
The product of its digits is 120960, while the sum is 43.
The spelling of 14615117449 in words is "fourteen billion, six hundred fifteen million, one hundred seventeen thousand, four hundred forty-nine".
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