Base | Representation |
---|---|
bin | 1001011010100… |
… | …0000011010001 |
3 | 2202022002010110 |
4 | 2112220003101 |
5 | 40102020044 |
6 | 3530151533 |
7 | 656423340 |
oct | 226500321 |
9 | 82262113 |
10 | 39485649 |
11 | 2031a175 |
12 | 112825a9 |
13 | 82466b8 |
14 | 535bb57 |
15 | 36ee6b9 |
hex | 25a80d1 |
39485649 has 16 divisors (see below), whose sum is σ = 60262272. Its totient is φ = 22528128.
The previous prime is 39485639. The next prime is 39485669. The reversal of 39485649 is 94658493.
It is not a de Polignac number, because 39485649 - 211 = 39483601 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 39485598 and 39485607.
It is not an unprimeable number, because it can be changed into a prime (39485639) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19027 + ... + 20999.
It is an arithmetic number, because the mean of its divisors is an integer number (3766392).
Almost surely, 239485649 is an apocalyptic number.
It is an amenable number.
39485649 is a deficient number, since it is larger than the sum of its proper divisors (20776623).
39485649 is a wasteful number, since it uses less digits than its factorization.
39485649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2936.
The product of its digits is 933120, while the sum is 48.
The square root of 39485649 is about 6283.7607370109. The cubic root of 39485649 is about 340.5229811922.
The spelling of 39485649 in words is "thirty-nine million, four hundred eighty-five thousand, six hundred forty-nine".
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