Base | Representation |
---|---|
bin | 10010000100100001100… |
… | …11100100001011010000 |
3 | 2012100122220210020012120 |
4 | 21002100303210023100 |
5 | 40133103102232443 |
6 | 1153123435054240 |
7 | 62600412046461 |
oct | 11022063441320 |
9 | 2170586706176 |
10 | 620904727248 |
11 | 21a362593593 |
12 | a04038a1380 |
13 | 467218c53c0 |
14 | 220a2796d68 |
15 | 1124024b083 |
hex | 9090ce42d0 |
620904727248 has 40 divisors (see below), whose sum is σ = 1727388794208. Its totient is φ = 191047608192.
The previous prime is 620904727243. The next prime is 620904727259. The reversal of 620904727248 is 842727409026.
It is a self number, because there is not a number n which added to its sum of digits gives 620904727248.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (620904727243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497519190 + ... + 497520437.
Almost surely, 2620904727248 is an apocalyptic number.
It is an amenable number.
620904727248 is an abundant number, since it is smaller than the sum of its proper divisors (1106484066960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620904727248 is a wasteful number, since it uses less digits than its factorization.
620904727248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 995039651 (or 995039645 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 51.
The spelling of 620904727248 in words is "six hundred twenty billion, nine hundred four million, seven hundred twenty-seven thousand, two hundred forty-eight".
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