Base | Representation |
---|---|
bin | 1001100110110… |
… | …01011110000110 |
3 | 12121122000110022 |
4 | 10303121132012 |
5 | 131112120114 |
6 | 11555055142 |
7 | 1665640334 |
oct | 463313606 |
9 | 177560408 |
10 | 80582534 |
11 | 4153993a |
12 | 22ba14b2 |
13 | 13905596 |
14 | a9b8b54 |
15 | 711b48e |
hex | 4cd9786 |
80582534 has 16 divisors (see below), whose sum is σ = 129945600. Its totient is φ = 37357704.
The previous prime is 80582527. The next prime is 80582539. The reversal of 80582534 is 43528508.
It is a super-2 number, since 2×805825342 = 12987089571722312, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 80582494 and 80582503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80582539) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20774 + ... + 24345.
It is an arithmetic number, because the mean of its divisors is an integer number (8121600).
Almost surely, 280582534 is an apocalyptic number.
80582534 is a deficient number, since it is larger than the sum of its proper divisors (49363066).
80582534 is a wasteful number, since it uses less digits than its factorization.
80582534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45187.
The product of its (nonzero) digits is 38400, while the sum is 35.
The square root of 80582534 is about 8976.7774841532. Note that the first 3 decimals coincide. The cubic root of 80582534 is about 431.9302692378.
The spelling of 80582534 in words is "eighty million, five hundred eighty-two thousand, five hundred thirty-four".
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