Base | Representation |
---|---|
bin | 11011010100111… |
… | …11111101001101 |
3 | 120222100211200021 |
4 | 31222133331031 |
5 | 432141312444 |
6 | 34425302141 |
7 | 5452356016 |
oct | 1552377515 |
9 | 528324607 |
10 | 229244749 |
11 | 108447a78 |
12 | 64934951 |
13 | 386565a6 |
14 | 2263600d |
15 | 151d4584 |
hex | da9ff4d |
229244749 has 4 divisors (see below), whose sum is σ = 239211936. Its totient is φ = 219277564.
The previous prime is 229244723. The next prime is 229244753. The reversal of 229244749 is 947442922.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 229244749 - 27 = 229244621 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 (229244149) 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 3 ways as a sum of consecutive naturals, for example, 4983559 + ... + 4983604.
It is an arithmetic number, because the mean of its divisors is an integer number (59802984).
Almost surely, 2229244749 is an apocalyptic number.
It is an amenable number.
229244749 is a deficient number, since it is larger than the sum of its proper divisors (9967187).
229244749 is an equidigital number, since it uses as much as digits as its factorization.
229244749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9967186.
The product of its digits is 290304, while the sum is 43.
The square root of 229244749 is about 15140.8305254368. The cubic root of 229244749 is about 612.0211992671.
The spelling of 229244749 in words is "two hundred twenty-nine million, two hundred forty-four thousand, seven hundred forty-nine".
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