Base | Representation |
---|---|
bin | 1001100101010… |
… | …00001111010010 |
3 | 12121020202211201 |
4 | 10302220033102 |
5 | 131034142012 |
6 | 11550501414 |
7 | 1664140411 |
oct | 462501722 |
9 | 177222751 |
10 | 80380882 |
11 | 4141138a |
12 | 22b0486a |
13 | 1386486a |
14 | a965478 |
15 | 70cb857 |
hex | 4ca83d2 |
80380882 has 8 divisors (see below), whose sum is σ = 120834252. Its totient is φ = 40102800.
The previous prime is 80380873. The next prime is 80380897. The reversal of 80380882 is 28808308.
It can be written as a sum of positive squares in 2 ways, for example, as 79014321 + 1366561 = 8889^2 + 1169^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×803808822 = 12922172382195848, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42669 + ... + 44512.
Almost surely, 280380882 is an apocalyptic number.
80380882 is a deficient number, since it is larger than the sum of its proper divisors (40453370).
80380882 is a wasteful number, since it uses less digits than its factorization.
80380882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87644.
The product of its (nonzero) digits is 24576, while the sum is 37.
The square root of 80380882 is about 8965.5385783566. The cubic root of 80380882 is about 431.5696767992.
The spelling of 80380882 in words is "eighty million, three hundred eighty thousand, eight hundred eighty-two".
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