Base | Representation |
---|---|
bin | 1110110100101… |
… | …00011111111111 |
3 | 22122222010201110 |
4 | 13122110133333 |
5 | 223312341343 |
6 | 20201013103 |
7 | 3036605640 |
oct | 732243777 |
9 | 278863643 |
10 | 124340223 |
11 | 64206717 |
12 | 35784193 |
13 | 1c9b65c7 |
14 | 127296c7 |
15 | adb1833 |
hex | 76947ff |
124340223 has 16 divisors (see below), whose sum is σ = 189907200. Its totient is φ = 70887936.
The previous prime is 124340207. The next prime is 124340269. The reversal of 124340223 is 322043421.
It is not a de Polignac number, because 124340223 - 24 = 124340207 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 124340223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124340423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2836 + ... + 16022.
It is an arithmetic number, because the mean of its divisors is an integer number (11869200).
Almost surely, 2124340223 is an apocalyptic number.
124340223 is a deficient number, since it is larger than the sum of its proper divisors (65566977).
124340223 is a wasteful number, since it uses less digits than its factorization.
124340223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13646.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 124340223 is about 11150.7947250409. The cubic root of 124340223 is about 499.1187450252.
Adding to 124340223 its reverse (322043421), we get a palindrome (446383644).
The spelling of 124340223 in words is "one hundred twenty-four million, three hundred forty thousand, two hundred twenty-three".
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