Base | Representation |
---|---|
bin | 1001100010111… |
… | …00000011011000 |
3 | 12120122220210000 |
4 | 10301130003120 |
5 | 130444200244 |
6 | 11540053000 |
7 | 1661400543 |
oct | 461340330 |
9 | 176586700 |
10 | 80068824 |
11 | 41218990 |
12 | 22994160 |
13 | 13785804 |
14 | a8c385a |
15 | 7069169 |
hex | 4c5c0d8 |
80068824 has 160 divisors (see below), whose sum is σ = 250905600. Its totient is φ = 23647680.
The previous prime is 80068817. The next prime is 80068837. The reversal of 80068824 is 42886008.
It is a super-2 number, since 2×800688242 = 12822033153485952, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
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 39 ways as a sum of consecutive naturals, for example, 334897 + ... + 335135.
It is an arithmetic number, because the mean of its divisors is an integer number (1568160).
Almost surely, 280068824 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80068824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125452800).
80068824 is an abundant number, since it is smaller than the sum of its proper divisors (170836776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80068824 is a wasteful number, since it uses less digits than its factorization.
80068824 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 315 (or 302 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 36.
The square root of 80068824 is about 8948.1184614420. The cubic root of 80068824 is about 431.0104666002.
The spelling of 80068824 in words is "eighty million, sixty-eight thousand, eight hundred twenty-four".
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