Base | Representation |
---|---|
bin | 1011111100111… |
… | …0011000011101 |
3 | 10111022210020220 |
4 | 2333032120131 |
5 | 100313102123 |
6 | 4550231553 |
7 | 1146040656 |
oct | 277163035 |
9 | 114283226 |
10 | 50128413 |
11 | 26329245 |
12 | 149555b9 |
13 | a5019aa |
14 | 692c52d |
15 | 4602ce3 |
hex | 2fce61d |
50128413 has 16 divisors (see below), whose sum is σ = 67654080. Its totient is φ = 33014016.
The previous prime is 50128399. The next prime is 50128417. The reversal of 50128413 is 31482105.
It is not a de Polignac number, because 50128413 - 25 = 50128381 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50128417) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148581 + ... + 148917.
It is an arithmetic number, because the mean of its divisors is an integer number (4228380).
Almost surely, 250128413 is an apocalyptic number.
It is an amenable number.
50128413 is a deficient number, since it is larger than the sum of its proper divisors (17525667).
50128413 is a wasteful number, since it uses less digits than its factorization.
50128413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 796.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 50128413 is about 7080.1421595897. The cubic root of 50128413 is about 368.7182652763.
The spelling of 50128413 in words is "fifty million, one hundred twenty-eight thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •