Base | Representation |
---|---|
bin | 1011110110011… |
… | …1001001100101 |
3 | 10110112022020011 |
4 | 2331213021211 |
5 | 100211034243 |
6 | 4533210221 |
7 | 1142330131 |
oct | 275471145 |
9 | 113468204 |
10 | 49705573 |
11 | 2606a595 |
12 | 14790971 |
13 | a3b43a8 |
14 | 685c3c1 |
15 | 456c89d |
hex | 2f67265 |
49705573 has 4 divisors (see below), whose sum is σ = 50643468. Its totient is φ = 48767680.
The previous prime is 49705567. The next prime is 49705589. The reversal of 49705573 is 37550794.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 12945604 + 36759969 = 3598^2 + 6063^2 .
It is a cyclic number.
It is not a de Polignac number, because 49705573 - 217 = 49574501 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49705543) 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, 468868 + ... + 468973.
It is an arithmetic number, because the mean of its divisors is an integer number (12660867).
Almost surely, 249705573 is an apocalyptic number.
49705573 is the 3769-th centered heptagonal number.
It is an amenable number.
49705573 is a deficient number, since it is larger than the sum of its proper divisors (937895).
49705573 is an equidigital number, since it uses as much as digits as its factorization.
49705573 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 937894.
The product of its (nonzero) digits is 132300, while the sum is 40.
The square root of 49705573 is about 7050.2179398938. The cubic root of 49705573 is about 367.6786069362.
The spelling of 49705573 in words is "forty-nine million, seven hundred five thousand, five hundred seventy-three".
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