Base | Representation |
---|---|
bin | 101010010001… |
… | …001011100100 |
3 | 202211221110221 |
4 | 222101023210 |
5 | 10314033140 |
6 | 1033254124 |
7 | 163116301 |
oct | 52211344 |
9 | 22757427 |
10 | 11080420 |
11 | 628897a |
12 | 3864344 |
13 | 23ac580 |
14 | 16860a8 |
15 | e8d14a |
hex | a912e4 |
11080420 has 48 divisors (see below), whose sum is σ = 26389440. Its totient is φ = 3874176.
The previous prime is 11080409. The next prime is 11080429. The reversal of 11080420 is 2408011.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 11080394 and 11080403.
It is not an unprimeable number, because it can be changed into a prime (11080429) 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, 3819 + ... + 6061.
It is an arithmetic number, because the mean of its divisors is an integer number (549780).
Almost surely, 211080420 is an apocalyptic number.
11080420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11080420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13194720).
11080420 is an abundant number, since it is smaller than the sum of its proper divisors (15309020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11080420 is a wasteful number, since it uses less digits than its factorization.
11080420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2284 (or 2282 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 11080420 is about 3328.7264832065. The cubic root of 11080420 is about 222.9386708221.
Adding to 11080420 its reverse (2408011), we get a palindrome (13488431).
The spelling of 11080420 in words is "eleven million, eighty thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •