Base | Representation |
---|---|
bin | 1011101111110… |
… | …1010111100001 |
3 | 10102201021212121 |
4 | 2323331113201 |
5 | 100103203124 |
6 | 4520024241 |
7 | 1135543663 |
oct | 273752741 |
9 | 112637777 |
10 | 49272289 |
11 | 258a4000 |
12 | 14602081 |
13 | a292101 |
14 | 6788533 |
15 | 44d42e4 |
hex | 2efd5e1 |
49272289 has 8 divisors (see below), whose sum is σ = 54197280. Its totient is φ = 44791780.
The previous prime is 49272287. The next prime is 49272337. The reversal of 49272289 is 98227294.
It is not a de Polignac number, because 49272289 - 21 = 49272287 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49272287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17179 + ... + 19840.
It is an arithmetic number, because the mean of its divisors is an integer number (6774660).
Almost surely, 249272289 is an apocalyptic number.
It is an amenable number.
49272289 is a deficient number, since it is larger than the sum of its proper divisors (4924991).
49272289 is an equidigital number, since it uses as much as digits as its factorization.
49272289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37052 (or 37030 counting only the distinct ones).
The product of its digits is 145152, while the sum is 43.
The square root of 49272289 is about 7019.4222696743. The cubic root of 49272289 is about 366.6071347794.
The spelling of 49272289 in words is "forty-nine million, two hundred seventy-two thousand, two hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.162 sec. • engine limits •