Base | Representation |
---|---|
bin | 1001101000101… |
… | …01010000110010 |
3 | 12122002110101222 |
4 | 10310111100302 |
5 | 131142434232 |
6 | 12004225042 |
7 | 2001010343 |
oct | 464252062 |
9 | 178073358 |
10 | 80827442 |
11 | 41696943 |
12 | 2309b182 |
13 | 1398cbb7 |
14 | aa400ca |
15 | 7168d12 |
hex | 4d15432 |
80827442 has 8 divisors (see below), whose sum is σ = 121311516. Its totient is φ = 40390272.
The previous prime is 80827429. The next prime is 80827457. The reversal of 80827442 is 24472808.
It can be written as a sum of positive squares in 2 ways, for example, as 79727041 + 1100401 = 8929^2 + 1049^2 .
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 (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7043 + ... + 14534.
Almost surely, 280827442 is an apocalyptic number.
80827442 is a deficient number, since it is larger than the sum of its proper divisors (40484074).
80827442 is a wasteful number, since it uses less digits than its factorization.
80827442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23452.
The product of its (nonzero) digits is 28672, while the sum is 35.
The square root of 80827442 is about 8990.4083333295. The cubic root of 80827442 is about 432.3674036374.
The spelling of 80827442 in words is "eighty million, eight hundred twenty-seven thousand, four hundred forty-two".
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