Base | Representation |
---|---|
bin | 1000100000000… |
… | …11010010101100 |
3 | 11222012021001111 |
4 | 10100003102230 |
5 | 121224113102 |
6 | 11024321404 |
7 | 1524116161 |
oct | 420032254 |
9 | 158167044 |
10 | 71316652 |
11 | 37290290 |
12 | 1ba73264 |
13 | 11a0cc04 |
14 | 9686068 |
15 | 63dacd7 |
hex | 44034ac |
71316652 has 48 divisors (see below), whose sum is σ = 149587200. Its totient is φ = 29367360.
The previous prime is 71316613. The next prime is 71316659. The reversal of 71316652 is 25661317.
It is not an unprimeable number, because it can be changed into a prime (71316659) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17374 + ... + 21082.
It is an arithmetic number, because the mean of its divisors is an integer number (3116400).
Almost surely, 271316652 is an apocalyptic number.
It is an amenable number.
71316652 is an abundant number, since it is smaller than the sum of its proper divisors (78270548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71316652 is a wasteful number, since it uses less digits than its factorization.
71316652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3766 (or 3764 counting only the distinct ones).
The product of its digits is 7560, while the sum is 31.
The square root of 71316652 is about 8444.9187089042. The cubic root of 71316652 is about 414.6964480747.
Adding to 71316652 its reverse (25661317), we get a palindrome (96977969).
The spelling of 71316652 in words is "seventy-one million, three hundred sixteen thousand, six hundred fifty-two".
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