Base | Representation |
---|---|
bin | 101010100010100… |
… | …1100001111011111 |
3 | 10200110221122220211 |
4 | 1111011030033133 |
5 | 10410410033343 |
6 | 353350353251 |
7 | 50241622441 |
oct | 12505141737 |
9 | 3613848824 |
10 | 1427424223 |
11 | 67281aa45 |
12 | 33a05b827 |
13 | 199961224 |
14 | d7810491 |
15 | 854b079d |
hex | 5514c3df |
1427424223 has 4 divisors (see below), whose sum is σ = 1435398840. Its totient is φ = 1419449608.
The previous prime is 1427424179. The next prime is 1427424253. The reversal of 1427424223 is 3224247241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1427424223 - 217 = 1427293151 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 (1427424253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3987040 + ... + 3987397.
It is an arithmetic number, because the mean of its divisors is an integer number (358849710).
Almost surely, 21427424223 is an apocalyptic number.
1427424223 is a deficient number, since it is larger than the sum of its proper divisors (7974617).
1427424223 is an equidigital number, since it uses as much as digits as its factorization.
1427424223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7974616.
The product of its digits is 21504, while the sum is 31.
The square root of 1427424223 is about 37781.2681497061. The cubic root of 1427424223 is about 1125.9463242115.
The spelling of 1427424223 in words is "one billion, four hundred twenty-seven million, four hundred twenty-four thousand, two hundred twenty-three".
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