Base | Representation |
---|---|
bin | 1000011101111… |
… | …10010110010100 |
3 | 11221122220200112 |
4 | 10032332112110 |
5 | 121141044020 |
6 | 11014302152 |
7 | 1521531653 |
oct | 416762624 |
9 | 157586615 |
10 | 71034260 |
11 | 37108100 |
12 | 1b957958 |
13 | 1194150b |
14 | 961119a |
15 | 63822c5 |
hex | 43be594 |
71034260 has 72 divisors (see below), whose sum is σ = 165904200. Its totient is φ = 25527040.
The previous prime is 71034251. The next prime is 71034277. The reversal of 71034260 is 6243017.
It can be written as a sum of positive squares in 4 ways, for example, as 12082576 + 58951684 = 3476^2 + 7678^2 .
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, 360482 + ... + 360678.
It is an arithmetic number, because the mean of its divisors is an integer number (2304225).
Almost surely, 271034260 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 71034260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82952100).
71034260 is an abundant number, since it is smaller than the sum of its proper divisors (94869940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71034260 is a wasteful number, since it uses less digits than its factorization.
71034260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377 (or 364 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 71034260 is about 8428.1824849727. The cubic root of 71034260 is about 414.1483672446.
Adding to 71034260 its reverse (6243017), we get a palindrome (77277277).
The spelling of 71034260 in words is "seventy-one million, thirty-four thousand, two hundred sixty".
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