Base | Representation |
---|---|
bin | 11010001111010… |
… | …10101101101011 |
3 | 120100011221022220 |
4 | 31013222231223 |
5 | 422322120041 |
6 | 33501445123 |
7 | 5311636053 |
oct | 1507525553 |
9 | 510157286 |
10 | 220113771 |
11 | 103280809 |
12 | 618707a3 |
13 | 367aa447 |
14 | 2133a563 |
15 | 144cdd66 |
hex | d1eab6b |
220113771 has 8 divisors (see below), whose sum is σ = 293643264. Its totient is φ = 146663400.
The previous prime is 220113769. The next prime is 220113779. The reversal of 220113771 is 177311022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 220113771 - 21 = 220113769 is a prime.
It is not an unprimeable number, because it can be changed into a prime (220113779) 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, 12951 + ... + 24656.
It is an arithmetic number, because the mean of its divisors is an integer number (36705408).
Almost surely, 2220113771 is an apocalyptic number.
220113771 is a deficient number, since it is larger than the sum of its proper divisors (73529493).
220113771 is a wasteful number, since it uses less digits than its factorization.
220113771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39561.
The product of its (nonzero) digits is 588, while the sum is 24.
The square root of 220113771 is about 14836.2316981099. The cubic root of 220113771 is about 603.7851184730.
Adding to 220113771 its reverse (177311022), we get a palindrome (397424793).
The spelling of 220113771 in words is "two hundred twenty million, one hundred thirteen thousand, seven hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •