Base | Representation |
---|---|
bin | 10011000010011100… |
… | …110100011111000101 |
3 | 1221202122121120020102 |
4 | 103002130310133011 |
5 | 313331201012401 |
6 | 13220243213445 |
7 | 1322401603454 |
oct | 230234643705 |
9 | 57678546212 |
10 | 20442204101 |
11 | 8740100560 |
12 | 3b66077285 |
13 | 1c0a1a5077 |
14 | dbcd14b9b |
15 | 7e99b956b |
hex | 4c27347c5 |
20442204101 has 8 divisors (see below), whose sum is σ = 23474301600. Its totient is φ = 17605725840.
The previous prime is 20442204091. The next prime is 20442204119. The reversal of 20442204101 is 10140224402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20442204101 - 230 = 19368462277 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20442204131) 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 7 ways as a sum of consecutive naturals, for example, 48904586 + ... + 48905003.
It is an arithmetic number, because the mean of its divisors is an integer number (2934287700).
Almost surely, 220442204101 is an apocalyptic number.
It is an amenable number.
20442204101 is a deficient number, since it is larger than the sum of its proper divisors (3032097499).
20442204101 is a wasteful number, since it uses less digits than its factorization.
20442204101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97809619.
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 20442204101 its reverse (10140224402), we get a palindrome (30582428503).
The spelling of 20442204101 in words is "twenty billion, four hundred forty-two million, two hundred four thousand, one hundred one".
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