Base | Representation |
---|---|
bin | 1011101001111000011… |
… | …1010001101000111001 |
3 | 201010210202111221222011 |
4 | 2322132013101220321 |
5 | 11240023111444001 |
6 | 231551431125521 |
7 | 20315445100501 |
oct | 2723607215071 |
9 | 633722457864 |
10 | 200221203001 |
11 | 77a057162a6 |
12 | 329798138a1 |
13 | 15b5b0bb321 |
14 | 9995622a01 |
15 | 531cabad51 |
hex | 2e9e1d1a39 |
200221203001 has 4 divisors (see below), whose sum is σ = 200228508900. Its totient is φ = 200213897104.
The previous prime is 200221202971. The next prime is 200221203019. The reversal of 200221203001 is 100302122002.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 61613168400 + 138608034601 = 248220^2 + 372301^2 .
It is a cyclic number.
It is not a de Polignac number, because 200221203001 - 211 = 200221200953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (200221203041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3611686 + ... + 3666703.
It is an arithmetic number, because the mean of its divisors is an integer number (50057127225).
Almost surely, 2200221203001 is an apocalyptic number.
It is an amenable number.
200221203001 is a deficient number, since it is larger than the sum of its proper divisors (7305899).
200221203001 is an equidigital number, since it uses as much as digits as its factorization.
200221203001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7305898.
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 200221203001 its reverse (100302122002), we get a palindrome (300523325003).
The spelling of 200221203001 in words is "two hundred billion, two hundred twenty-one million, two hundred three thousand, one".
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