Base | Representation |
---|---|
bin | 101110010100001100… |
… | …011100100101101001 |
3 | 11202100211112001102011 |
4 | 232110030130211221 |
5 | 1303322104243144 |
6 | 34502430235521 |
7 | 3410243640112 |
oct | 562414344551 |
9 | 152324461364 |
10 | 49730931049 |
11 | 1a0aa8a5618 |
12 | 977a955ba1 |
13 | 48c70b1927 |
14 | 259aacd209 |
15 | 1460e45a34 |
hex | b9431c969 |
49730931049 has 4 divisors (see below), whose sum is σ = 49796626564. Its totient is φ = 49665235536.
The previous prime is 49730931013. The next prime is 49730931053. The reversal of 49730931049 is 94013903794.
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 28424274025 + 21306657024 = 168595^2 + 145968^2 .
It is a cyclic number.
It is not a de Polignac number, because 49730931049 - 29 = 49730930537 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 49730930993 and 49730931011.
It is not an unprimeable number, because it can be changed into a prime (49730935049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32846622 + ... + 32848135.
It is an arithmetic number, because the mean of its divisors is an integer number (12449156641).
Almost surely, 249730931049 is an apocalyptic number.
It is an amenable number.
49730931049 is a deficient number, since it is larger than the sum of its proper divisors (65695515).
49730931049 is an equidigital number, since it uses as much as digits as its factorization.
49730931049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65695514.
The product of its (nonzero) digits is 734832, while the sum is 49.
The spelling of 49730931049 in words is "forty-nine billion, seven hundred thirty million, nine hundred thirty-one thousand, forty-nine".
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