Base | Representation |
---|---|
bin | 11010010001001… |
… | …00011111101101 |
3 | 120100121221222121 |
4 | 31020210133231 |
5 | 422402203240 |
6 | 33510512541 |
7 | 5313643060 |
oct | 1510443755 |
9 | 510557877 |
10 | 220350445 |
11 | 103422607 |
12 | 61965751 |
13 | 368610a3 |
14 | 2139c8d7 |
15 | 1452904a |
hex | d2247ed |
220350445 has 16 divisors (see below), whose sum is σ = 304375680. Its totient is φ = 150007104.
The previous prime is 220350443. The next prime is 220350451. The reversal of 220350445 is 544053022.
It is a cyclic number.
It is not a de Polignac number, because 220350445 - 21 = 220350443 is a prime.
It is a super-2 number, since 2×2203504452 = 97108637223396050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220350443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17782 + ... + 27511.
It is an arithmetic number, because the mean of its divisors is an integer number (19023480).
Almost surely, 2220350445 is an apocalyptic number.
It is an amenable number.
220350445 is a deficient number, since it is larger than the sum of its proper divisors (84025235).
220350445 is a wasteful number, since it uses less digits than its factorization.
220350445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45444.
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 220350445 is about 14844.2057719502. The cubic root of 220350445 is about 604.0014445604.
The spelling of 220350445 in words is "two hundred twenty million, three hundred fifty thousand, four hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.123 sec. • engine limits •