Base | Representation |
---|---|
bin | 110001001010111110… |
… | …110010001101101000 |
3 | 12001021112221222002222 |
4 | 301022332302031220 |
5 | 1331112140031021 |
6 | 40131015213212 |
7 | 3546242012030 |
oct | 611276621550 |
9 | 161245858088 |
10 | 52797580136 |
11 | 20433948454 |
12 | a295977208 |
13 | 4c955306a2 |
14 | 27ac0c48c0 |
15 | 15902a26ab |
hex | c4afb2368 |
52797580136 has 64 divisors (see below), whose sum is σ = 120290417280. Its totient is φ = 21208043520.
The previous prime is 52797580117. The next prime is 52797580139. The reversal of 52797580136 is 63108579725.
52797580136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (52797580139) 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, 114371 + ... + 344493.
It is an arithmetic number, because the mean of its divisors is an integer number (1879537770).
Almost surely, 252797580136 is an apocalyptic number.
52797580136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52797580136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60145208640).
52797580136 is an abundant number, since it is smaller than the sum of its proper divisors (67492837144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52797580136 is a wasteful number, since it uses less digits than its factorization.
52797580136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230394 (or 230390 counting only the distinct ones).
The product of its (nonzero) digits is 3175200, while the sum is 53.
The spelling of 52797580136 in words is "fifty-two billion, seven hundred ninety-seven million, five hundred eighty thousand, one hundred thirty-six".
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