Base | Representation |
---|---|
bin | 1011101110100… |
… | …0001101011001 |
3 | 10102112212222211 |
4 | 2323220031121 |
5 | 100042420000 |
6 | 4514115121 |
7 | 1135033216 |
oct | 273501531 |
9 | 112485884 |
10 | 49185625 |
11 | 25844985 |
12 | 1457baa1 |
13 | a261828 |
14 | 6764b0d |
15 | 44b87ba |
hex | 2ee8359 |
49185625 has 10 divisors (see below), whose sum is σ = 61463138. Its totient is φ = 39348000.
The previous prime is 49185557. The next prime is 49185649. The reversal of 49185625 is 52658194.
It can be written as a sum of positive squares in 5 ways, for example, as 33732864 + 15452761 = 5808^2 + 3931^2 .
It is not a de Polignac number, because 49185625 - 213 = 49177433 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 38724 + ... + 39973.
Almost surely, 249185625 is an apocalyptic number.
It is an amenable number.
49185625 is a deficient number, since it is larger than the sum of its proper divisors (12277513).
49185625 is an frugal number, since it uses more digits than its factorization.
49185625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78717 (or 78702 counting only the distinct ones).
The product of its digits is 86400, while the sum is 40.
The square root of 49185625 is about 7013.2463952153. The cubic root of 49185625 is about 366.3920694280.
The spelling of 49185625 in words is "forty-nine million, one hundred eighty-five thousand, six hundred twenty-five".
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