Base | Representation |
---|---|
bin | 10010110101001101… |
… | …010000101000110111 |
3 | 1221012011112111201220 |
4 | 102311031100220313 |
5 | 312402311140203 |
6 | 13142225121423 |
7 | 1314033226266 |
oct | 226515205067 |
9 | 57164474656 |
10 | 20220021303 |
11 | 8636747309 |
12 | 3b03789273 |
13 | 1ba3151c61 |
14 | d9b5da5dd |
15 | 7d522c653 |
hex | 4b5350a37 |
20220021303 has 16 divisors (see below), whose sum is σ = 28135760640. Its totient is φ = 12892296384.
The previous prime is 20220021301. The next prime is 20220021307. The reversal of 20220021303 is 30312002202.
It is not a de Polignac number, because 20220021303 - 21 = 20220021301 is a prime.
It is a super-2 number, since 2×202200213032 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20220021301) 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 15 ways as a sum of consecutive naturals, for example, 776763 + ... + 802371.
It is an arithmetic number, because the mean of its divisors is an integer number (1758485040).
Almost surely, 220220021303 is an apocalyptic number.
20220021303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20220021303 is a deficient number, since it is larger than the sum of its proper divisors (7915739337).
20220021303 is a wasteful number, since it uses less digits than its factorization.
20220021303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37078.
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 20220021303 its reverse (30312002202), we get a palindrome (50532023505).
The spelling of 20220021303 in words is "twenty billion, two hundred twenty million, twenty-one thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •