Base | Representation |
---|---|
bin | 1000011110000… |
… | …10110011000000 |
3 | 11221200211200100 |
4 | 10033002303000 |
5 | 121142134410 |
6 | 11014522400 |
7 | 1521636042 |
oct | 417026300 |
9 | 157624610 |
10 | 71052480 |
11 | 3711a864 |
12 | 1b966400 |
13 | 119498b5 |
14 | 9617a92 |
15 | 63878c0 |
hex | 43c2cc0 |
71052480 has 84 divisors (see below), whose sum is σ = 244400832. Its totient is φ = 18946560.
The previous prime is 71052473. The next prime is 71052511. The reversal of 71052480 is 8425017.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9456 + ... + 15215.
Almost surely, 271052480 is an apocalyptic number.
It is an amenable number.
71052480 is an abundant number, since it is smaller than the sum of its proper divisors (173348352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71052480 is a wasteful number, since it uses less digits than its factorization.
71052480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24694 (or 24681 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 71052480 is about 8429.2633130067. The cubic root of 71052480 is about 414.1837733439.
Adding to 71052480 its reverse (8425017), we get a palindrome (79477497).
The spelling of 71052480 in words is "seventy-one million, fifty-two thousand, four hundred eighty".
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