Base | Representation |
---|---|
bin | 1001010011101… |
… | …0110010000001 |
3 | 2201110100011212 |
4 | 2110322302001 |
5 | 34443204311 |
6 | 3512415505 |
7 | 652550435 |
oct | 224726201 |
9 | 81410155 |
10 | 39038081 |
11 | 20043985 |
12 | 110a7595 |
13 | 811aa74 |
14 | 52829c5 |
15 | 3661c8b |
hex | 253ac81 |
39038081 has 2 divisors, whose sum is σ = 39038082. Its totient is φ = 39038080.
The previous prime is 39038063. The next prime is 39038099. The reversal of 39038081 is 18083093.
It is a balanced prime because it is at equal distance from previous prime (39038063) and next prime (39038099).
It can be written as a sum of positive squares in only one way, i.e., 21939856 + 17098225 = 4684^2 + 4135^2 .
It is a cyclic number.
It is not a de Polignac number, because 39038081 - 26 = 39038017 is a prime.
It is a super-2 number, since 2×390380812 = 3047943536325122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (39038381) by changing a digit.
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 as a sum of consecutive naturals, namely, 19519040 + 19519041.
It is an arithmetic number, because the mean of its divisors is an integer number (19519041).
Almost surely, 239038081 is an apocalyptic number.
It is an amenable number.
39038081 is a deficient number, since it is larger than the sum of its proper divisors (1).
39038081 is an equidigital number, since it uses as much as digits as its factorization.
39038081 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 39038081 is about 6248.0461746053. The cubic root of 39038081 is about 339.2314850819.
The spelling of 39038081 in words is "thirty-nine million, thirty-eight thousand, eighty-one".
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