Base | Representation |
---|---|
bin | 100000101011000010… |
… | …1110110110111110110 |
3 | 20201002211200000122110 |
4 | 1001112011312313312 |
5 | 2122143421242130 |
6 | 52122142511450 |
7 | 5032503623403 |
oct | 1012605666766 |
9 | 221084600573 |
10 | 70163852790 |
11 | 278357360a9 |
12 | 11721895586 |
13 | 6802386975 |
14 | 35786a92aa |
15 | 1c59bc9ab0 |
hex | 1056176df6 |
70163852790 has 64 divisors (see below), whose sum is σ = 173961695232. Its totient is φ = 18092592000.
The previous prime is 70163852789. The next prime is 70163852849. The reversal of 70163852790 is 9725836107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1182840 + ... + 1240740.
It is an arithmetic number, because the mean of its divisors is an integer number (2718151488).
Almost surely, 270163852790 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70163852790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86980847616).
70163852790 is an abundant number, since it is smaller than the sum of its proper divisors (103797842442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70163852790 is a wasteful number, since it uses less digits than its factorization.
70163852790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59245.
The product of its (nonzero) digits is 635040, while the sum is 48.
The spelling of 70163852790 in words is "seventy billion, one hundred sixty-three million, eight hundred fifty-two thousand, seven hundred ninety".
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