Base | Representation |
---|---|
bin | 1011101101000… |
… | …1001011001001 |
3 | 10102101002120022 |
4 | 2323101023021 |
5 | 100031410043 |
6 | 4512110225 |
7 | 1134161150 |
oct | 273211311 |
9 | 112332508 |
10 | 49091273 |
11 | 25790000 |
12 | 14535375 |
13 | a22a8ba |
14 | 673c597 |
15 | 449a868 |
hex | 2ed12c9 |
49091273 has 20 divisors (see below), whose sum is σ = 61843200. Its totient is φ = 38173080.
The previous prime is 49091249. The next prime is 49091293. The reversal of 49091273 is 37219094.
49091273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 49091273 - 28 = 49091017 is a prime.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49091213) 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 19 ways as a sum of consecutive naturals, for example, 102248 + ... + 102726.
It is an arithmetic number, because the mean of its divisors is an integer number (3092160).
Almost surely, 249091273 is an apocalyptic number.
It is an amenable number.
49091273 is a deficient number, since it is larger than the sum of its proper divisors (12751927).
49091273 is an frugal number, since it uses more digits than its factorization.
49091273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 530 (or 497 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 49091273 is about 7006.5164668329. The cubic root of 49091273 is about 366.1576381076.
The spelling of 49091273 in words is "forty-nine million, ninety-one thousand, two hundred seventy-three".
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