Base | Representation |
---|---|
bin | 1011110111001… |
… | …0000010000101 |
3 | 10110121120101010 |
4 | 2331302002011 |
5 | 100214001044 |
6 | 4534152433 |
7 | 1142604111 |
oct | 275620205 |
9 | 113546333 |
10 | 49750149 |
11 | 260a0029 |
12 | 147b2719 |
13 | a3cb777 |
14 | 6870741 |
15 | 457abb9 |
hex | 2f72085 |
49750149 has 8 divisors (see below), whose sum is σ = 66366720. Its totient is φ = 33150176.
The previous prime is 49750139. The next prime is 49750159. The reversal of 49750149 is 94105794.
It is an interprime number because it is at equal distance from previous prime (49750139) and next prime (49750159).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49750149 - 28 = 49749893 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49750139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7609 + ... + 12545.
It is an arithmetic number, because the mean of its divisors is an integer number (8295840).
Almost surely, 249750149 is an apocalyptic number.
It is an amenable number.
49750149 is a deficient number, since it is larger than the sum of its proper divisors (16616571).
49750149 is a wasteful number, since it uses less digits than its factorization.
49750149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8299.
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 49750149 is about 7053.3785521550. The cubic root of 49750149 is about 367.7884855917.
The spelling of 49750149 in words is "forty-nine million, seven hundred fifty thousand, one hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •