Base | Representation |
---|---|
bin | 110001001011110001… |
… | …001001000010000110 |
3 | 12001022110210122000200 |
4 | 301023301021002012 |
5 | 1331124024441211 |
6 | 40132210151330 |
7 | 3546462141660 |
oct | 611361110206 |
9 | 161273718020 |
10 | 52810780806 |
11 | 204403442a3 |
12 | a29a282546 |
13 | 4c981a3034 |
14 | 27adb5d530 |
15 | 159150db56 |
hex | c4bc49086 |
52810780806 has 48 divisors (see below), whose sum is σ = 138461884704. Its totient is φ = 14201217792.
The previous prime is 52810780777. The next prime is 52810780843. The reversal of 52810780806 is 60808701825.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12325305 + ... + 12329588.
It is an arithmetic number, because the mean of its divisors is an integer number (2884622598).
Almost surely, 252810780806 is an apocalyptic number.
52810780806 is an abundant number, since it is smaller than the sum of its proper divisors (85651103898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52810780806 is a wasteful number, since it uses less digits than its factorization.
52810780806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24654925 (or 24654922 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 45.
The spelling of 52810780806 in words is "fifty-two billion, eight hundred ten million, seven hundred eighty thousand, eight hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •