Base | Representation |
---|---|
bin | 10100101101111111… |
… | …10000010110011110 |
3 | 1001201012022122011120 |
4 | 22112333300112132 |
5 | 140240021330420 |
6 | 5035425231410 |
7 | 542433616206 |
oct | 122677602636 |
9 | 31635278146 |
10 | 11123230110 |
11 | 4798856463 |
12 | 21a5192566 |
13 | 1083612885 |
14 | 7773cb406 |
15 | 4517d1d40 |
hex | 296ff059e |
11123230110 has 64 divisors (see below), whose sum is σ = 27468080640. Its totient is φ = 2881146240.
The previous prime is 11123230081. The next prime is 11123230121. The reversal of 11123230110 is 1103232111.
It is a happy number.
It is a super-2 number, since 2×111232301102 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 11123230110.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209671 + ... + 257309.
It is an arithmetic number, because the mean of its divisors is an integer number (429188760).
Almost surely, 211123230110 is an apocalyptic number.
11123230110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 11123230110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13734040320).
11123230110 is an abundant number, since it is smaller than the sum of its proper divisors (16344850530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11123230110 is a wasteful number, since it uses less digits than its factorization.
11123230110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47873.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 11123230110 its reverse (1103232111), we get a palindrome (12226462221).
The spelling of 11123230110 in words is "eleven billion, one hundred twenty-three million, two hundred thirty thousand, one hundred ten".
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