Base | Representation |
---|---|
bin | 1001110010110… |
… | …10000010111000 |
3 | 12201121001020201 |
4 | 10321122002320 |
5 | 132013022002 |
6 | 12052531544 |
7 | 2015220655 |
oct | 471320270 |
9 | 181531221 |
10 | 82157752 |
11 | 42415376 |
12 | 23620bb4 |
13 | 14037571 |
14 | aca8c2c |
15 | 732d087 |
hex | 4e5a0b8 |
82157752 has 8 divisors (see below), whose sum is σ = 154045800. Its totient is φ = 41078872.
The previous prime is 82157737. The next prime is 82157773. The reversal of 82157752 is 25775128.
It is a tau number, because it is divible by the number of its divisors (8).
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5134852 + ... + 5134867.
It is an arithmetic number, because the mean of its divisors is an integer number (19255725).
Almost surely, 282157752 is an apocalyptic number.
It is an amenable number.
82157752 is a deficient number, since it is larger than the sum of its proper divisors (71888048).
82157752 is a wasteful number, since it uses less digits than its factorization.
82157752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10269725 (or 10269721 counting only the distinct ones).
The product of its digits is 39200, while the sum is 37.
The square root of 82157752 is about 9064.0913499368. The cubic root of 82157752 is about 434.7265679341.
The spelling of 82157752 in words is "eighty-two million, one hundred fifty-seven thousand, seven hundred fifty-two".
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