Base | Representation |
---|---|
bin | 1011101100111… |
… | …0000010110001 |
3 | 10102100102222100 |
4 | 2323032002301 |
5 | 100031002244 |
6 | 4511531013 |
7 | 1134105600 |
oct | 273160261 |
9 | 112312870 |
10 | 49078449 |
11 | 25781402 |
12 | 14529a69 |
13 | a224b04 |
14 | 6737a37 |
15 | 4496b69 |
hex | 2ece0b1 |
49078449 has 36 divisors (see below), whose sum is σ = 83303220. Its totient is φ = 27760320.
The previous prime is 49078441. The next prime is 49078453. The reversal of 49078449 is 94487094.
49078449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 31438449 + 17640000 = 5607^2 + 4200^2 .
It is not a de Polignac number, because 49078449 - 23 = 49078441 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (49078441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47559 + ... + 48579.
Almost surely, 249078449 is an apocalyptic number.
49078449 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
It is an amenable number.
49078449 is a deficient number, since it is larger than the sum of its proper divisors (34224771).
49078449 is a wasteful number, since it uses less digits than its factorization.
49078449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1150 (or 1140 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The square root of 49078449 is about 7005.6012589927. The cubic root of 49078449 is about 366.1257518259.
The spelling of 49078449 in words is "forty-nine million, seventy-eight thousand, four hundred forty-nine".
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