Base | Representation |
---|---|
bin | 1011010011110… |
… | …11100110000001 |
3 | 20121112022021000 |
4 | 11221323212001 |
5 | 143242044311 |
6 | 13225322213 |
7 | 2231310324 |
oct | 551734601 |
9 | 217468230 |
10 | 94878081 |
11 | 49613341 |
12 | 27936369 |
13 | 1686c39c |
14 | c85a7bb |
15 | 84e2056 |
hex | 5a7b981 |
94878081 has 32 divisors (see below), whose sum is σ = 145981440. Its totient is φ = 60858000.
The previous prime is 94878031. The next prime is 94878089. The reversal of 94878081 is 18087849.
It is not a de Polignac number, because 94878081 - 222 = 90683777 is a prime.
It is a super-2 number, since 2×948780812 = 18003700508485122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (94878089) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81856 + ... + 83006.
It is an arithmetic number, because the mean of its divisors is an integer number (4561920).
Almost surely, 294878081 is an apocalyptic number.
It is an amenable number.
94878081 is a deficient number, since it is larger than the sum of its proper divisors (51103359).
94878081 is a wasteful number, since it uses less digits than its factorization.
94878081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1274 (or 1268 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 45.
The square root of 94878081 is about 9740.5380241545. The cubic root of 94878081 is about 456.0949854069.
The spelling of 94878081 in words is "ninety-four million, eight hundred seventy-eight thousand, eighty-one".
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