Base | Representation |
---|---|
bin | 10010111011001010… |
… | …101001100011001001 |
3 | 1221110010122222000001 |
4 | 102323022221203021 |
5 | 313103410001301 |
6 | 13200200043001 |
7 | 1316356103044 |
oct | 227312514311 |
9 | 57403588001 |
10 | 20320000201 |
11 | 86881239a6 |
12 | 3b31163461 |
13 | 1bbaa88c77 |
14 | daa9c3c5b |
15 | 7dddcac01 |
hex | 4bb2a98c9 |
20320000201 has 8 divisors (see below), whose sum is σ = 21049497000. Its totient is φ = 19601640960.
The previous prime is 20320000123. The next prime is 20320000229. The reversal of 20320000201 is 10200002302.
It can be written as a sum of positive squares in 4 ways, for example, as 1489574025 + 18830426176 = 38595^2 + 137224^2 .
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 20320000201 - 225 = 20286445769 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20320000271) 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, 2780676 + ... + 2787973.
It is an arithmetic number, because the mean of its divisors is an integer number (2631187125).
Almost surely, 220320000201 is an apocalyptic number.
It is an amenable number.
20320000201 is a deficient number, since it is larger than the sum of its proper divisors (729496799).
20320000201 is an equidigital number, since it uses as much as digits as its factorization.
20320000201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5568779.
The product of its (nonzero) digits is 24, while the sum is 10.
Adding to 20320000201 its reverse (10200002302), we get a palindrome (30520002503).
The spelling of 20320000201 in words is "twenty billion, three hundred twenty million, two hundred one", and thus it is an aban number.
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