Base | Representation |
---|---|
bin | 1000100010011… |
… | …11111000011000 |
3 | 11222210012101022 |
4 | 10101033320120 |
5 | 121314132420 |
6 | 11035142012 |
7 | 1526563604 |
oct | 421177030 |
9 | 158705338 |
10 | 71630360 |
11 | 37484a4a |
12 | 1bba4908 |
13 | 11abc939 |
14 | 9728504 |
15 | 644dc25 |
hex | 444fe18 |
71630360 has 16 divisors (see below), whose sum is σ = 161168400. Its totient is φ = 28652128.
The previous prime is 71630359. The next prime is 71630371. The reversal of 71630360 is 6303617.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895340 + ... + 895419.
It is an arithmetic number, because the mean of its divisors is an integer number (10073025).
Almost surely, 271630360 is an apocalyptic number.
It is an amenable number.
71630360 is an abundant number, since it is smaller than the sum of its proper divisors (89538040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71630360 is a wasteful number, since it uses less digits than its factorization.
71630360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1790770 (or 1790766 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 26.
The square root of 71630360 is about 8463.4721007397. The cubic root of 71630360 is about 415.3036148555.
Adding to 71630360 its reverse (6303617), we get a palindrome (77933977).
The spelling of 71630360 in words is "seventy-one million, six hundred thirty thousand, three hundred sixty".
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