Base | Representation |
---|---|
bin | 1001011010110… |
… | …1000010100101 |
3 | 2202100010011100 |
4 | 2112231002211 |
5 | 40103143320 |
6 | 3530430313 |
7 | 656540043 |
oct | 226550245 |
9 | 82303140 |
10 | 39506085 |
11 | 20333563 |
12 | 11292399 |
13 | 8252aa8 |
14 | 5365393 |
15 | 3705790 |
hex | 25ad0a5 |
39506085 has 24 divisors (see below), whose sum is σ = 69937920. Its totient is φ = 20620512.
The previous prime is 39506029. The next prime is 39506087. The reversal of 39506085 is 58060593.
It is not a de Polignac number, because 39506085 - 27 = 39505957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39506087) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7225 + ... + 11454.
It is an arithmetic number, because the mean of its divisors is an integer number (2914080).
Almost surely, 239506085 is an apocalyptic number.
It is an amenable number.
39506085 is a deficient number, since it is larger than the sum of its proper divisors (30431835).
39506085 is a wasteful number, since it uses less digits than its factorization.
39506085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18737 (or 18734 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 36.
The square root of 39506085 is about 6285.3866229533. The cubic root of 39506085 is about 340.5817175316.
The spelling of 39506085 in words is "thirty-nine million, five hundred six thousand, eighty-five".
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