Base | Representation |
---|---|
bin | 1001010011101… |
… | …0111111100101 |
3 | 2201110101101000 |
4 | 2110322333211 |
5 | 34443221244 |
6 | 3512423513 |
7 | 652553115 |
oct | 224727745 |
9 | 81411330 |
10 | 39038949 |
11 | 200445a4 |
12 | 110a7b99 |
13 | 811b291 |
14 | 5283045 |
15 | 3662169 |
hex | 253afe5 |
39038949 has 8 divisors (see below), whose sum is σ = 57835520. Its totient is φ = 26025948.
The previous prime is 39038941. The next prime is 39038971. The reversal of 39038949 is 94983093.
It is not a de Polignac number, because 39038949 - 23 = 39038941 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 (39038941) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722917 + ... + 722970.
It is an arithmetic number, because the mean of its divisors is an integer number (7229440).
Almost surely, 239038949 is an apocalyptic number.
It is an amenable number.
39038949 is a deficient number, since it is larger than the sum of its proper divisors (18796571).
39038949 is a wasteful number, since it uses less digits than its factorization.
39038949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1445896 (or 1445890 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 45.
The square root of 39038949 is about 6248.1156359338. The cubic root of 39038949 is about 339.2339993000.
The spelling of 39038949 in words is "thirty-nine million, thirty-eight thousand, nine hundred forty-nine".
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