Base | Representation |
---|---|
bin | 1001010100010… |
… | …0101110101100 |
3 | 2201112102002000 |
4 | 2111010232230 |
5 | 40001010303 |
6 | 3513332300 |
7 | 653110305 |
oct | 225045654 |
9 | 81472060 |
10 | 39078828 |
11 | 20071558 |
12 | 11107090 |
13 | 8133489 |
14 | 52937ac |
15 | 366dda3 |
hex | 2544bac |
39078828 has 48 divisors (see below), whose sum is σ = 101660160. Its totient is φ = 12982032.
The previous prime is 39078811. The next prime is 39078841. The reversal of 39078828 is 82887093.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52225 + ... + 52967.
It is an arithmetic number, because the mean of its divisors is an integer number (2117920).
Almost surely, 239078828 is an apocalyptic number.
It is an amenable number.
39078828 is an abundant number, since it is smaller than the sum of its proper divisors (62581332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39078828 is a wasteful number, since it uses less digits than its factorization.
39078828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1243 (or 1235 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 39078828 is about 6251.3061035275. The cubic root of 39078828 is about 339.3494712338.
The spelling of 39078828 in words is "thirty-nine million, seventy-eight thousand, eight hundred twenty-eight".
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