Base | Representation |
---|---|
bin | 1001101000110… |
… | …11000001100100 |
3 | 12122010122210010 |
4 | 10310123001210 |
5 | 131144213134 |
6 | 12004530220 |
7 | 2001136221 |
oct | 464330144 |
9 | 178118703 |
10 | 80851044 |
11 | 4170264a |
12 | 230b0970 |
13 | 1399a871 |
14 | aa48948 |
15 | 7170ce9 |
hex | 4d1b064 |
80851044 has 48 divisors (see below), whose sum is σ = 192745728. Its totient is φ = 26371488.
The previous prime is 80851039. The next prime is 80851091. The reversal of 80851044 is 44015808.
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 15 ways as a sum of consecutive naturals, for example, 182287 + ... + 182729.
It is an arithmetic number, because the mean of its divisors is an integer number (4015536).
Almost surely, 280851044 is an apocalyptic number.
It is an amenable number.
80851044 is an abundant number, since it is smaller than the sum of its proper divisors (111894684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80851044 is a wasteful number, since it uses less digits than its factorization.
80851044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 744 (or 742 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 30.
The square root of 80851044 is about 8991.7208586566. The cubic root of 80851044 is about 432.4094839924.
The spelling of 80851044 in words is "eighty million, eight hundred fifty-one thousand, forty-four".
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