Base | Representation |
---|---|
bin | 1001010111100… |
… | …0000100101001 |
3 | 2201221002112221 |
4 | 2111320010221 |
5 | 40024223004 |
6 | 3522034041 |
7 | 654644365 |
oct | 225700451 |
9 | 81832487 |
10 | 39289129 |
11 | 201a5560 |
12 | 111a8921 |
13 | 81a8109 |
14 | 530a2a5 |
15 | 36b1354 |
hex | 2578129 |
39289129 has 16 divisors (see below), whose sum is σ = 45287424. Its totient is φ = 33734800.
The previous prime is 39289099. The next prime is 39289157. The reversal of 39289129 is 92198293.
It is not a de Polignac number, because 39289129 - 29 = 39288617 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (39289729) 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 in 15 ways as a sum of consecutive naturals, for example, 20064 + ... + 21934.
It is an arithmetic number, because the mean of its divisors is an integer number (2830464).
Almost surely, 239289129 is an apocalyptic number.
It is an amenable number.
39289129 is a deficient number, since it is larger than the sum of its proper divisors (5998295).
39289129 is a wasteful number, since it uses less digits than its factorization.
39289129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1988.
The product of its digits is 69984, while the sum is 43.
The square root of 39289129 is about 6268.1040993270. The cubic root of 39289129 is about 339.9571139679.
The spelling of 39289129 in words is "thirty-nine million, two hundred eighty-nine thousand, one hundred twenty-nine".
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