Base | Representation |
---|---|
bin | 1001010011001… |
… | …0101111101001 |
3 | 2201101200000121 |
4 | 2110302233221 |
5 | 34441131121 |
6 | 3512003241 |
7 | 652352446 |
oct | 224625751 |
9 | 81350017 |
10 | 39005161 |
11 | 20021178 |
12 | 11090521 |
13 | 8108aa0 |
14 | 52749cd |
15 | 3657141 |
hex | 2532be9 |
39005161 has 8 divisors (see below), whose sum is σ = 43361024. Its totient is φ = 34842960.
The previous prime is 39005143. The next prime is 39005177. The reversal of 39005161 is 16150093.
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 39005161 - 29 = 39004649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (39005101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47991 + ... + 48796.
It is an arithmetic number, because the mean of its divisors is an integer number (5420128).
Almost surely, 239005161 is an apocalyptic number.
39005161 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
39005161 is a deficient number, since it is larger than the sum of its proper divisors (4355863).
39005161 is a wasteful number, since it uses less digits than its factorization.
39005161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96831.
The product of its (nonzero) digits is 810, while the sum is 25.
The square root of 39005161 is about 6245.4111954298. The cubic root of 39005161 is about 339.1361026521.
The spelling of 39005161 in words is "thirty-nine million, five thousand, one hundred sixty-one".
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