Base | Representation |
---|---|
bin | 1111011100101101001… |
… | …11000100101110011100 |
3 | 1212202002220112020201010 |
4 | 13232112213010232130 |
5 | 32144043244142110 |
6 | 1043503313215220 |
7 | 53230624610343 |
oct | 7562647045634 |
9 | 1782086466633 |
10 | 530807802780 |
11 | 195129191732 |
12 | 86a5a561510 |
13 | 3b093998488 |
14 | 1b996a68b5a |
15 | dc1a626020 |
hex | 7b969c4b9c |
530807802780 has 48 divisors (see below), whose sum is σ = 1511452736640. Its totient is φ = 139149615168.
The previous prime is 530807802761. The next prime is 530807802793. The reversal of 530807802780 is 87208708035.
It is a congruent number.
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, 74969314 + ... + 74976393.
It is an arithmetic number, because the mean of its divisors is an integer number (31488598680).
Almost surely, 2530807802780 is an apocalyptic number.
It is an amenable number.
530807802780 is an abundant number, since it is smaller than the sum of its proper divisors (980644933860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530807802780 is a wasteful number, since it uses less digits than its factorization.
530807802780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149945778 (or 149945776 counting only the distinct ones).
The product of its (nonzero) digits is 752640, while the sum is 48.
The spelling of 530807802780 in words is "five hundred thirty billion, eight hundred seven million, eight hundred two thousand, seven hundred eighty".
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