Base | Representation |
---|---|
bin | 10011001000100010… |
… | …010011000010000010 |
3 | 1222000202201201220210 |
4 | 103020202103002002 |
5 | 314033320200414 |
6 | 13234331414550 |
7 | 1325051460540 |
oct | 231042230202 |
9 | 58022651823 |
10 | 20544303234 |
11 | 87927a6104 |
12 | 3b942b4456 |
13 | 1c253a2160 |
14 | dcc6d0d90 |
15 | 803935e59 |
hex | 4c8893082 |
20544303234 has 64 divisors (see below), whose sum is σ = 50587729920. Its totient is φ = 5416441920.
The previous prime is 20544303233. The next prime is 20544303257. The reversal of 20544303234 is 43230344502.
It is not an unprimeable number, because it can be changed into a prime (20544303233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2528839 + ... + 2536949.
It is an arithmetic number, because the mean of its divisors is an integer number (790433280).
Almost surely, 220544303234 is an apocalyptic number.
20544303234 is an abundant number, since it is smaller than the sum of its proper divisors (30043426686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20544303234 is a wasteful number, since it uses less digits than its factorization.
20544303234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12775.
The product of its (nonzero) digits is 34560, while the sum is 30.
Adding to 20544303234 its reverse (43230344502), we get a palindrome (63774647736).
The spelling of 20544303234 in words is "twenty billion, five hundred forty-four million, three hundred three thousand, two hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •