Base | Representation |
---|---|
bin | 1001100110101… |
… | …11100110101111 |
3 | 12121121121222101 |
4 | 10303113212233 |
5 | 131111344040 |
6 | 11554555531 |
7 | 1665606142 |
oct | 463274657 |
9 | 177547871 |
10 | 80574895 |
11 | 41534125 |
12 | 22b98ba7 |
13 | 13901c6b |
14 | a9b6059 |
15 | 711909a |
hex | 4cd79af |
80574895 has 8 divisors (see below), whose sum is σ = 97106256. Its totient is φ = 64182336.
The previous prime is 80574887. The next prime is 80574899. The reversal of 80574895 is 59847508.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80574895 - 23 = 80574887 is a prime.
It is a super-2 number, since 2×805748952 = 12984627408522050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80574899) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 33417 + ... + 35746.
It is an arithmetic number, because the mean of its divisors is an integer number (12138282).
Almost surely, 280574895 is an apocalyptic number.
80574895 is a deficient number, since it is larger than the sum of its proper divisors (16531361).
80574895 is a wasteful number, since it uses less digits than its factorization.
80574895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69401.
The product of its (nonzero) digits is 403200, while the sum is 46.
The square root of 80574895 is about 8976.3519873053. The cubic root of 80574895 is about 431.9166202106.
The spelling of 80574895 in words is "eighty million, five hundred seventy-four thousand, eight hundred ninety-five".
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