Base | Representation |
---|---|
bin | 1100001010111… |
… | …1011010010101 |
3 | 10120001121121200 |
4 | 3002233122111 |
5 | 101032101013 |
6 | 5022103113 |
7 | 1156630131 |
oct | 302573225 |
9 | 116047550 |
10 | 51050133 |
11 | 268a87a2 |
12 | 1511aa99 |
13 | a7653a4 |
14 | 6acc3c1 |
15 | 4735e73 |
hex | 30af695 |
51050133 has 48 divisors (see below), whose sum is σ = 82892160. Its totient is φ = 30108672.
The previous prime is 51050101. The next prime is 51050143. The reversal of 51050133 is 33105015.
It is a happy number.
It is not a de Polignac number, because 51050133 - 25 = 51050101 is a prime.
It is a super-2 number, since 2×510501332 = 5212232158635378, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51050143) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 313110 + ... + 313272.
It is an arithmetic number, because the mean of its divisors is an integer number (1726920).
Almost surely, 251050133 is an apocalyptic number.
It is an amenable number.
51050133 is a deficient number, since it is larger than the sum of its proper divisors (31842027).
51050133 is a wasteful number, since it uses less digits than its factorization.
51050133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298 (or 295 counting only the distinct ones).
The product of its (nonzero) digits is 225, while the sum is 18.
The square root of 51050133 is about 7144.9375784537. The cubic root of 51050133 is about 370.9644500147.
Adding to 51050133 its reverse (33105015), we get a palindrome (84155148).
The spelling of 51050133 in words is "fifty-one million, fifty thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •