Base | Representation |
---|---|
bin | 1001101001001… |
… | …01001010011100 |
3 | 12122012202202012 |
4 | 10310211022130 |
5 | 131202030242 |
6 | 12005450352 |
7 | 2001401255 |
oct | 464451234 |
9 | 178182665 |
10 | 80892572 |
11 | 41730872 |
12 | 231109b8 |
13 | 139b3737 |
14 | aa59b2c |
15 | 717d282 |
hex | 4d2529c |
80892572 has 12 divisors (see below), whose sum is σ = 143556336. Its totient is φ = 39876480.
The previous prime is 80892569. The next prime is 80892577. The reversal of 80892572 is 27529808.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80892577) 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, 142133 + ... + 142700.
It is an arithmetic number, because the mean of its divisors is an integer number (11963028).
Almost surely, 280892572 is an apocalyptic number.
It is an amenable number.
80892572 is a deficient number, since it is larger than the sum of its proper divisors (62663764).
80892572 is a wasteful number, since it uses less digits than its factorization.
80892572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 284908 (or 284906 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 41.
The square root of 80892572 is about 8994.0297975935. The cubic root of 80892572 is about 432.4835050009.
The spelling of 80892572 in words is "eighty million, eight hundred ninety-two thousand, five hundred seventy-two".
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