Base | Representation |
---|---|
bin | 11111100111011… |
… | …001111101001110 |
3 | 1100222002022102122 |
4 | 133213121331032 |
5 | 2041242024010 |
6 | 124344452542 |
7 | 16100345402 |
oct | 3747317516 |
9 | 1328068378 |
10 | 530423630 |
11 | 252457140 |
12 | 12977a152 |
13 | 85b77b49 |
14 | 50635102 |
15 | 31877855 |
hex | 1f9d9f4e |
530423630 has 64 divisors (see below), whose sum is σ = 1140972480. Its totient is φ = 175257600.
The previous prime is 530423591. The next prime is 530423633. The reversal of 530423630 is 36324035.
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 530423630.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530423633) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49340 + ... + 59120.
It is an arithmetic number, because the mean of its divisors is an integer number (17827695).
Almost surely, 2530423630 is an apocalyptic number.
530423630 is an abundant number, since it is smaller than the sum of its proper divisors (610548850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530423630 is a wasteful number, since it uses less digits than its factorization.
530423630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9845.
The product of its (nonzero) digits is 6480, while the sum is 26.
The square root of 530423630 is about 23030.9276843118. The cubic root of 530423630 is about 809.4827923102.
Adding to 530423630 its reverse (36324035), we get a palindrome (566747665).
The spelling of 530423630 in words is "five hundred thirty million, four hundred twenty-three thousand, six hundred thirty".
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