Base | Representation |
---|---|
bin | 1001100110101… |
… | …10111111101010 |
3 | 12121121111112202 |
4 | 10303112333222 |
5 | 131111304034 |
6 | 11554540202 |
7 | 1665565640 |
oct | 463267752 |
9 | 177544482 |
10 | 80572394 |
11 | 41532261 |
12 | 22b97662 |
13 | 13900a96 |
14 | a9b5190 |
15 | 711847e |
hex | 4cd6fea |
80572394 has 8 divisors (see below), whose sum is σ = 138124128. Its totient is φ = 34531020.
The previous prime is 80572343. The next prime is 80572423. The reversal of 80572394 is 49327508.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2877572 + ... + 2877599.
It is an arithmetic number, because the mean of its divisors is an integer number (17265516).
Almost surely, 280572394 is an apocalyptic number.
80572394 is a deficient number, since it is larger than the sum of its proper divisors (57551734).
80572394 is a wasteful number, since it uses less digits than its factorization.
80572394 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5755180.
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 80572394 is about 8976.2126757336. The cubic root of 80572394 is about 431.9121513470.
The spelling of 80572394 in words is "eighty million, five hundred seventy-two thousand, three hundred ninety-four".
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