Base | Representation |
---|---|
bin | 1100001010000… |
… | …1010101101011 |
3 | 10112221200112210 |
4 | 3002201111223 |
5 | 101023224431 |
6 | 5020540203 |
7 | 1156300104 |
oct | 302412553 |
9 | 115850483 |
10 | 50992491 |
11 | 26869460 |
12 | 150b1663 |
13 | a745094 |
14 | 6ab53ab |
15 | 4723d46 |
hex | 30a156b |
50992491 has 16 divisors (see below), whose sum is σ = 74304000. Its totient is φ = 30849120.
The previous prime is 50992463. The next prime is 50992511. The reversal of 50992491 is 19429905.
It is not a de Polignac number, because 50992491 - 213 = 50984299 is a prime.
It is not an unprimeable number, because it can be changed into a prime (50992441) 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, 24510 + ... + 26508.
It is an arithmetic number, because the mean of its divisors is an integer number (4644000).
Almost surely, 250992491 is an apocalyptic number.
50992491 is a deficient number, since it is larger than the sum of its proper divisors (23311509).
50992491 is a wasteful number, since it uses less digits than its factorization.
50992491 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2786.
The product of its (nonzero) digits is 29160, while the sum is 39.
The square root of 50992491 is about 7140.9026740322. The cubic root of 50992491 is about 370.8247756417.
It can be divided in two parts, 509924 and 91, that added together give a palindrome (510015).
The spelling of 50992491 in words is "fifty million, nine hundred ninety-two thousand, four hundred ninety-one".
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