Base | Representation |
---|---|
bin | 1101010000101… |
… | …11001111000110 |
3 | 21202022210101200 |
4 | 12220113033012 |
5 | 211434303410 |
6 | 15012203330 |
7 | 2520363126 |
oct | 650271706 |
9 | 252283350 |
10 | 111244230 |
11 | 57881489 |
12 | 31309546 |
13 | 1a07c7b6 |
14 | 10abac86 |
15 | 9b763c0 |
hex | 6a173c6 |
111244230 has 48 divisors (see below), whose sum is σ = 289757520. Its totient is φ = 29611584.
The previous prime is 111244181. The next prime is 111244241. The reversal of 111244230 is 32442111.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91104 + ... + 92316.
It is an arithmetic number, because the mean of its divisors is an integer number (6036615).
Almost surely, 2111244230 is an apocalyptic number.
111244230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
111244230 is an abundant number, since it is smaller than the sum of its proper divisors (178513290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111244230 is a wasteful number, since it uses less digits than its factorization.
111244230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2245 (or 2242 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 111244230 is about 10547.2380270856. The cubic root of 111244230 is about 480.9417708077.
Adding to 111244230 its reverse (32442111), we get a palindrome (143686341).
The spelling of 111244230 in words is "one hundred eleven million, two hundred forty-four thousand, two hundred thirty".
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