Base | Representation |
---|---|
bin | 110100111000110001… |
… | …110110110000001110 |
3 | 12102120121002001011110 |
4 | 310320301312300032 |
5 | 1412300003341040 |
6 | 42030534032450 |
7 | 4050144652230 |
oct | 647061666016 |
9 | 172517061143 |
10 | 56787168270 |
11 | 220a0970028 |
12 | b009aa8726 |
13 | 547cc47c21 |
14 | 2a69cc8250 |
15 | 172566c980 |
hex | d38c76c0e |
56787168270 has 128 divisors (see below), whose sum is σ = 164129587200. Its totient is φ = 12283823232.
The previous prime is 56787168259. The next prime is 56787168283. The reversal of 56787168270 is 7286178765.
56787168270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 56787168270.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4058827 + ... + 4072793.
It is an arithmetic number, because the mean of its divisors is an integer number (1282262400).
Almost surely, 256787168270 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56787168270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82064793600).
56787168270 is an abundant number, since it is smaller than the sum of its proper divisors (107342418930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56787168270 is a wasteful number, since it uses less digits than its factorization.
56787168270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15022.
The product of its (nonzero) digits is 7902720, while the sum is 57.
The spelling of 56787168270 in words is "fifty-six billion, seven hundred eighty-seven million, one hundred sixty-eight thousand, two hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •