Base | Representation |
---|---|
bin | 1000011101101… |
… | …10001001001100 |
3 | 11221121012120210 |
4 | 10032312021030 |
5 | 121134010102 |
6 | 11013442420 |
7 | 1521331662 |
oct | 416661114 |
9 | 157535523 |
10 | 71000652 |
11 | 37094928 |
12 | 1b940410 |
13 | 1192c128 |
14 | 9602c32 |
15 | 637736c |
hex | 43b624c |
71000652 has 12 divisors (see below), whose sum is σ = 165668216. Its totient is φ = 23666880.
The previous prime is 71000651. The next prime is 71000707. The reversal of 71000652 is 25600017.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (71000651) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2958349 + ... + 2958372.
Almost surely, 271000652 is an apocalyptic number.
It is an amenable number.
71000652 is an abundant number, since it is smaller than the sum of its proper divisors (94667564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71000652 is a wasteful number, since it uses less digits than its factorization.
71000652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5916728 (or 5916726 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 71000652 is about 8426.1884621696. The cubic root of 71000652 is about 414.0830424563.
Adding to 71000652 its reverse (25600017), we get a palindrome (96600669).
The spelling of 71000652 in words is "seventy-one million, six hundred fifty-two", and thus it is an aban number.
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