Base | Representation |
---|---|
bin | 11001000000000101… |
… | …11011010111010111 |
3 | 1021122102212200201021 |
4 | 30200002323113113 |
5 | 204442132241442 |
6 | 10055523342011 |
7 | 653423465254 |
oct | 144002732727 |
9 | 37572780637 |
10 | 13422540247 |
11 | 5768746176 |
12 | 2727221907 |
13 | 135baa5a0c |
14 | 91491a42b |
15 | 5385b8e67 |
hex | 3200bb5d7 |
13422540247 has 8 divisors (see below), whose sum is σ = 14213306736. Its totient is φ = 12631907712.
The previous prime is 13422540233. The next prime is 13422540319. The reversal of 13422540247 is 74204522431.
13422540247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13422540247 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13422541247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233868 + ... + 285550.
It is an arithmetic number, because the mean of its divisors is an integer number (1776663342).
Almost surely, 213422540247 is an apocalyptic number.
13422540247 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
13422540247 is a deficient number, since it is larger than the sum of its proper divisors (790766489).
13422540247 is a wasteful number, since it uses less digits than its factorization.
13422540247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66977.
The product of its (nonzero) digits is 53760, while the sum is 34.
The spelling of 13422540247 in words is "thirteen billion, four hundred twenty-two million, five hundred forty thousand, two hundred forty-seven".
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