Base | Representation |
---|---|
bin | 10010110101111011… |
… | …111000110011000100 |
3 | 1221020000112111200221 |
4 | 102311323320303010 |
5 | 312413423310140 |
6 | 13143343114124 |
7 | 1314242145223 |
oct | 226573706304 |
9 | 57200474627 |
10 | 20232244420 |
11 | 8642635763 |
12 | 3b078a2944 |
13 | 1ba584167b |
14 | d9d09ccba |
15 | 7d634414a |
hex | 4b5ef8cc4 |
20232244420 has 48 divisors (see below), whose sum is σ = 42700896000. Its totient is φ = 8052397056.
The previous prime is 20232244393. The next prime is 20232244427. The reversal of 20232244420 is 2444223202.
It is a super-2 number, since 2×202322444202 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20232244427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3520069 + ... + 3525811.
It is an arithmetic number, because the mean of its divisors is an integer number (889602000).
Almost surely, 220232244420 is an apocalyptic number.
20232244420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20232244420 is an abundant number, since it is smaller than the sum of its proper divisors (22468651580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20232244420 is a wasteful number, since it uses less digits than its factorization.
20232244420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6604 (or 6602 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 25.
Adding to 20232244420 its reverse (2444223202), we get a palindrome (22676467622).
The spelling of 20232244420 in words is "twenty billion, two hundred thirty-two million, two hundred forty-four thousand, four hundred twenty".
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