Base | Representation |
---|---|
bin | 1011111110111… |
… | …0111110111001 |
3 | 10111120120102112 |
4 | 2333232332321 |
5 | 100331340240 |
6 | 4553142105 |
7 | 1150135166 |
oct | 277567671 |
9 | 114516375 |
10 | 50261945 |
11 | 2640a5a8 |
12 | 149ba935 |
13 | a54a6c6 |
14 | 696506d |
15 | 462c665 |
hex | 2feefb9 |
50261945 has 8 divisors (see below), whose sum is σ = 63862344. Its totient is φ = 37844224.
The previous prime is 50261929. The next prime is 50261957. The reversal of 50261945 is 54916205.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 19114384 + 31147561 = 4372^2 + 5581^2 .
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 50261945 - 24 = 50261929 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295574 + ... + 295743.
It is an arithmetic number, because the mean of its divisors is an integer number (7982793).
Almost surely, 250261945 is an apocalyptic number.
It is an amenable number.
50261945 is a deficient number, since it is larger than the sum of its proper divisors (13600399).
50261945 is a wasteful number, since it uses less digits than its factorization.
50261945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 591339.
The product of its (nonzero) digits is 10800, while the sum is 32.
The square root of 50261945 is about 7089.5659246529. The cubic root of 50261945 is about 369.0453720743.
The spelling of 50261945 in words is "fifty million, two hundred sixty-one thousand, nine hundred forty-five".
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