Base | Representation |
---|---|
bin | 11111101000001… |
… | …001111010100000 |
3 | 1100222110021212222 |
4 | 133220021322200 |
5 | 2041314320224 |
6 | 124353010212 |
7 | 16102124162 |
oct | 3750117240 |
9 | 1328407788 |
10 | 530620064 |
11 | 252580787 |
12 | 129853968 |
13 | 85c16390 |
14 | 50686932 |
15 | 318b5b5e |
hex | 1fa09ea0 |
530620064 has 96 divisors (see below), whose sum is σ = 1158376464. Its totient is φ = 237772800.
The previous prime is 530620061. The next prime is 530620067. The reversal of 530620064 is 460026035.
It is an interprime number because it is at equal distance from previous prime (530620061) and next prime (530620067).
It can be written as a sum of positive squares in 8 ways, for example, as 444872464 + 85747600 = 21092^2 + 9260^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is not an unprimeable number, because it can be changed into a prime (530620061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3067082 + ... + 3067254.
Almost surely, 2530620064 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 530620064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579188232).
530620064 is an abundant number, since it is smaller than the sum of its proper divisors (627756400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530620064 is a wasteful number, since it uses less digits than its factorization.
530620064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 370 (or 362 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 530620064 is about 23035.1918594137. The cubic root of 530620064 is about 809.5827063593.
Adding to 530620064 its reverse (460026035), we get a palindrome (990646099).
The spelling of 530620064 in words is "five hundred thirty million, six hundred twenty thousand, sixty-four".
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