Base | Representation |
---|---|
bin | 1011101110010… |
… | …1001100101101 |
3 | 10102112021002002 |
4 | 2323211030231 |
5 | 100042021133 |
6 | 4513542045 |
7 | 1134652241 |
oct | 273451455 |
9 | 112467062 |
10 | 49173293 |
11 | 25836694 |
12 | 14574925 |
13 | a259030 |
14 | 6760421 |
15 | 44b4ce8 |
hex | 2ee532d |
49173293 has 4 divisors (see below), whose sum is σ = 52955868. Its totient is φ = 45390720.
The previous prime is 49173283. The next prime is 49173323. The reversal of 49173293 is 39237194.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39237194 = 2 ⋅19618597.
It can be written as a sum of positive squares in 2 ways, for example, as 3988009 + 45185284 = 1997^2 + 6722^2 .
It is a cyclic number.
It is not a de Polignac number, because 49173293 - 210 = 49172269 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 (49173283) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1891268 + ... + 1891293.
It is an arithmetic number, because the mean of its divisors is an integer number (13238967).
Almost surely, 249173293 is an apocalyptic number.
It is an amenable number.
49173293 is a deficient number, since it is larger than the sum of its proper divisors (3782575).
49173293 is a wasteful number, since it uses less digits than its factorization.
49173293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3782574.
The product of its digits is 40824, while the sum is 38.
The square root of 49173293 is about 7012.3671466916. The cubic root of 49173293 is about 366.3614458147.
The spelling of 49173293 in words is "forty-nine million, one hundred seventy-three thousand, two hundred ninety-three".
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