Base | Representation |
---|---|
bin | 1001100011001… |
… | …11011101001110 |
3 | 12120202021212000 |
4 | 10301213131032 |
5 | 131002144114 |
6 | 11541053130 |
7 | 1661653662 |
oct | 461473516 |
9 | 176667760 |
10 | 80115534 |
11 | 4124aa94 |
12 | 229b71a6 |
13 | 137a0b55 |
14 | a8d68a2 |
15 | 7077e09 |
hex | 4c6774e |
80115534 has 16 divisors (see below), whose sum is σ = 178034640. Its totient is φ = 26705160.
The previous prime is 80115527. The next prime is 80115583. The reversal of 80115534 is 43551108.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 80115498 and 80115507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741757 + ... + 741864.
It is an arithmetic number, because the mean of its divisors is an integer number (11127165).
Almost surely, 280115534 is an apocalyptic number.
80115534 is an abundant number, since it is smaller than the sum of its proper divisors (97919106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80115534 is a wasteful number, since it uses less digits than its factorization.
80115534 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1483632 (or 1483626 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 80115534 is about 8950.7281268062. The cubic root of 80115534 is about 431.0942636148.
The spelling of 80115534 in words is "eighty million, one hundred fifteen thousand, five hundred thirty-four".
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