Base | Representation |
---|---|
bin | 1100000101001… |
… | …0011101011001 |
3 | 10112100021100111 |
4 | 3001102131121 |
5 | 100432410101 |
6 | 5010004321 |
7 | 1153453126 |
oct | 301223531 |
9 | 115307314 |
10 | 50669401 |
11 | 26668742 |
12 | 14b766a1 |
13 | a660cc3 |
14 | 6a2d74d |
15 | 46ad251 |
hex | 3052759 |
50669401 has 4 divisors (see below), whose sum is σ = 53649972. Its totient is φ = 47688832.
The previous prime is 50669393. The next prime is 50669441. The reversal of 50669401 is 10496605.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 20430400 + 30239001 = 4520^2 + 5499^2 .
It is a cyclic number.
It is not a de Polignac number, because 50669401 - 23 = 50669393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50669441) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490260 + ... + 1490293.
It is an arithmetic number, because the mean of its divisors is an integer number (13412493).
Almost surely, 250669401 is an apocalyptic number.
It is an amenable number.
50669401 is a deficient number, since it is larger than the sum of its proper divisors (2980571).
50669401 is a wasteful number, since it uses less digits than its factorization.
50669401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2980570.
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 50669401 is about 7118.2442357649. The cubic root of 50669401 is about 370.0399299492.
The spelling of 50669401 in words is "fifty million, six hundred sixty-nine thousand, four hundred one".
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