Base | Representation |
---|---|
bin | 1100111011010… |
… | …1010101001111 |
3 | 10210000200000021 |
4 | 3032311111033 |
5 | 102340020421 |
6 | 5214043011 |
7 | 1225602061 |
oct | 316652517 |
9 | 123020007 |
10 | 54220111 |
11 | 28673410 |
12 | 161a9467 |
13 | b30520a |
14 | 72b5731 |
15 | 4b60341 |
hex | 33b554f |
54220111 has 12 divisors (see below), whose sum is σ = 61269624. Its totient is φ = 47583200.
The previous prime is 54220087. The next prime is 54220139. The reversal of 54220111 is 11102245.
It is not a de Polignac number, because 54220111 - 217 = 54089039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54220141) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6321 + ... + 12181.
It is an arithmetic number, because the mean of its divisors is an integer number (5105802).
Almost surely, 254220111 is an apocalyptic number.
54220111 is a deficient number, since it is larger than the sum of its proper divisors (7049513).
54220111 is a wasteful number, since it uses less digits than its factorization.
54220111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5930 (or 5901 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 54220111 is about 7363.4306542535. The cubic root of 54220111 is about 378.4891789173.
Adding to 54220111 its reverse (11102245), we get a palindrome (65322356).
The spelling of 54220111 in words is "fifty-four million, two hundred twenty thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •