Base | Representation |
---|---|
bin | 1001101000010… |
… | …11100010110000 |
3 | 12122000102210112 |
4 | 10310023202300 |
5 | 131140201012 |
6 | 12003320452 |
7 | 2000453312 |
oct | 464134260 |
9 | 178012715 |
10 | 80787632 |
11 | 41669a42 |
12 | 23080128 |
13 | 13977a43 |
14 | aa2d7b2 |
15 | 715c122 |
hex | 4d0b8b0 |
80787632 has 20 divisors (see below), whose sum is σ = 157318800. Its totient is φ = 40189248.
The previous prime is 80787631. The next prime is 80787653. The reversal of 80787632 is 23678708.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 80787632.
It is not an unprimeable number, because it can be changed into a prime (80787631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9503 + ... + 15870.
It is an arithmetic number, because the mean of its divisors is an integer number (7865940).
Almost surely, 280787632 is an apocalyptic number.
It is an amenable number.
80787632 is a deficient number, since it is larger than the sum of its proper divisors (76531168).
80787632 is a wasteful number, since it uses less digits than its factorization.
80787632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25580 (or 25574 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 41.
The square root of 80787632 is about 8988.1940343987. The cubic root of 80787632 is about 432.2964072341.
The spelling of 80787632 in words is "eighty million, seven hundred eighty-seven thousand, six hundred thirty-two".
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