Base | Representation |
---|---|
bin | 100100100100000… |
… | …011010100001100 |
3 | 1120202021111111122 |
4 | 210210003110030 |
5 | 2224014234130 |
6 | 140511540112 |
7 | 21126034142 |
oct | 4444032414 |
9 | 1522244448 |
10 | 613430540 |
11 | 2952a1498 |
12 | 15152a638 |
13 | 9a11ba68 |
14 | 5b681592 |
15 | 38cc22e5 |
hex | 2490350c |
613430540 has 12 divisors (see below), whose sum is σ = 1288204176. Its totient is φ = 245372208.
The previous prime is 613430537. The next prime is 613430549. The reversal of 613430540 is 45034316.
It is not an unprimeable number, because it can be changed into a prime (613430549) 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, 15335744 + ... + 15335783.
It is an arithmetic number, because the mean of its divisors is an integer number (107350348).
Almost surely, 2613430540 is an apocalyptic number.
It is an amenable number.
613430540 is an abundant number, since it is smaller than the sum of its proper divisors (674773636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
613430540 is a wasteful number, since it uses less digits than its factorization.
613430540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30671536 (or 30671534 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 613430540 is about 24767.5299535501. The cubic root of 613430540 is about 849.6794823841.
Adding to 613430540 its reverse (45034316), we get a palindrome (658464856).
The spelling of 613430540 in words is "six hundred thirteen million, four hundred thirty thousand, five hundred forty".
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