Base | Representation |
---|---|
bin | 1100111111001101101010… |
… | …0001101000101101101001 |
3 | 1212120011112100010121002202 |
4 | 3033303122201220231221 |
5 | 3332431210202330010 |
6 | 50212112110505545 |
7 | 3002464056232532 |
oct | 317633241505551 |
9 | 55504470117082 |
10 | 14280137542505 |
11 | 46061993a665a |
12 | 17277052052b5 |
13 | 7c77c3a34813 |
14 | 37523b68d689 |
15 | 19b6d495e6a5 |
hex | cfcda868b69 |
14280137542505 has 16 divisors (see below), whose sum is σ = 17146873664784. Its totient is φ = 11416972385280.
The previous prime is 14280137542499. The next prime is 14280137542519. The reversal of 14280137542505 is 50524573108241.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 3603607432489 + 10676530110016 = 1898317^2 + 3267496^2 .
It is not a de Polignac number, because 14280137542505 - 224 = 14280120765289 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 14280137542505.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84987275 + ... + 85155135.
It is an arithmetic number, because the mean of its divisors is an integer number (1071679604049).
Almost surely, 214280137542505 is an apocalyptic number.
It is an amenable number.
14280137542505 is a deficient number, since it is larger than the sum of its proper divisors (2866736122279).
14280137542505 is a wasteful number, since it uses less digits than its factorization.
14280137542505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178396.
The product of its (nonzero) digits is 1344000, while the sum is 47.
The spelling of 14280137542505 in words is "fourteen trillion, two hundred eighty billion, one hundred thirty-seven million, five hundred forty-two thousand, five hundred five".
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