Base | Representation |
---|---|
bin | 111011100111100… |
… | …010011000111011 |
3 | 2120201002110012022 |
4 | 323213202120323 |
5 | 4022024021334 |
6 | 243130105055 |
7 | 33533505635 |
oct | 7347423073 |
9 | 2521073168 |
10 | 1000220219 |
11 | 473664289 |
12 | 23ab7b18b |
13 | 12c2b64ab |
14 | 96ba7a55 |
15 | 5cc2682e |
hex | 3b9e263b |
1000220219 has 4 divisors (see below), whose sum is σ = 1000838880. Its totient is φ = 999601560.
The previous prime is 1000220209. The next prime is 1000220267. The reversal of 1000220219 is 9120220001.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1000220219 - 212 = 1000216123 is a prime.
It is a super-2 number, since 2×10002202192 = 2000880972992815922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1000220197 and 1000220206.
It is not an unprimeable number, because it can be changed into a prime (1000220209) 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, 306899 + ... + 310140.
It is an arithmetic number, because the mean of its divisors is an integer number (250209720).
Almost surely, 21000220219 is an apocalyptic number.
1000220219 is a deficient number, since it is larger than the sum of its proper divisors (618661).
1000220219 is an equidigital number, since it uses as much as digits as its factorization.
1000220219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 618660.
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 1000220219 is about 31626.2583781262. The cubic root of 1000220219 is about 1000.0734009455.
The spelling of 1000220219 in words is "one billion, two hundred twenty thousand, two hundred nineteen".
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