Base | Representation |
---|---|
bin | 10001101101111110010… |
… | …11100011010001000001 |
3 | 2011012102011120220110000 |
4 | 20312333023203101001 |
5 | 34433304223140100 |
6 | 1143402231030213 |
7 | 61661402320200 |
oct | 10667713432101 |
9 | 2135364526400 |
10 | 608797865025 |
11 | 21520a583829 |
12 | 99ba520b369 |
13 | 455425867bc |
14 | 216748bd237 |
15 | 10c8241c900 |
hex | 8dbf2e3441 |
608797865025 has 135 divisors (see below), whose sum is σ = 1312348862649. Its totient is φ = 278195238720.
The previous prime is 608797865003. The next prime is 608797865029. The reversal of 608797865025 is 520568797806.
The square root of 608797865025 is 780255.
It is a perfect power (a square), and thus also a powerful number.
608797865025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 11837657601 + 596960207424 = 108801^2 + 772632^2 .
It is a tau number, because it is divible by the number of its divisors (135).
It is not a de Polignac number, because 608797865025 - 219 = 608797340737 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (608797865029) by changing a digit.
It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 245779087 + ... + 245781563.
Almost surely, 2608797865025 is an apocalyptic number.
608797865025 is the 780255-th square number.
608797865025 is the 390128-th centered octagonal number.
It is an amenable number.
608797865025 is an abundant number, since it is smaller than the sum of its proper divisors (703550997624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
608797865025 is an frugal number, since it uses more digits than its factorization.
608797865025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4990 (or 2492 counting only the distinct ones).
The product of its (nonzero) digits is 50803200, while the sum is 63.
The spelling of 608797865025 in words is "six hundred eight billion, seven hundred ninety-seven million, eight hundred sixty-five thousand, twenty-five".
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