Base | Representation |
---|---|
bin | 1001010011001… |
… | …1111100111101 |
3 | 2201101220210212 |
4 | 2110303330331 |
5 | 34441310414 |
6 | 3512042205 |
7 | 652403045 |
oct | 224637475 |
9 | 81356725 |
10 | 39010109 |
11 | 20024966 |
12 | 11093365 |
13 | 810b108 |
14 | 5276725 |
15 | 365883e |
hex | 2533f3d |
39010109 has 4 divisors (see below), whose sum is σ = 39126204. Its totient is φ = 38894016.
The previous prime is 39010061. The next prime is 39010123. The reversal of 39010109 is 90101093.
39010109 is nontrivially palindromic in base 14.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90101093 = 733 ⋅122921.
It can be written as a sum of positive squares in 2 ways, for example, as 14784025 + 24226084 = 3845^2 + 4922^2 .
It is a cyclic number.
It is not a de Polignac number, because 39010109 - 28 = 39009853 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39010409) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57542 + ... + 58215.
It is an arithmetic number, because the mean of its divisors is an integer number (9781551).
Almost surely, 239010109 is an apocalyptic number.
It is an amenable number.
39010109 is a deficient number, since it is larger than the sum of its proper divisors (116095).
39010109 is a wasteful number, since it uses less digits than its factorization.
39010109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116094.
The product of its (nonzero) digits is 243, while the sum is 23.
The square root of 39010109 is about 6245.8073137105. The cubic root of 39010109 is about 339.1504424167.
The spelling of 39010109 in words is "thirty-nine million, ten thousand, one hundred nine".
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