Base | Representation |
---|---|
bin | 11011001100010… |
… | …11111011011111 |
3 | 120220020101202222 |
4 | 31212023323133 |
5 | 431344123033 |
6 | 34345135555 |
7 | 5436636545 |
oct | 1546137337 |
9 | 526211688 |
10 | 228114143 |
11 | 107845594 |
12 | 6448a5bb |
13 | 3834baaa |
14 | 2241dd95 |
15 | 1505e598 |
hex | d98bedf |
228114143 has 4 divisors (see below), whose sum is σ = 241532640. Its totient is φ = 214695648.
The previous prime is 228114137. The next prime is 228114149. The reversal of 228114143 is 341411822.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341411822 = 2 ⋅170705911.
It is an interprime number because it is at equal distance from previous prime (228114137) and next prime (228114149).
It is a cyclic number.
It is not a de Polignac number, because 228114143 - 26 = 228114079 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 (228114149) 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, 6709223 + ... + 6709256.
It is an arithmetic number, because the mean of its divisors is an integer number (60383160).
Almost surely, 2228114143 is an apocalyptic number.
228114143 is a deficient number, since it is larger than the sum of its proper divisors (13418497).
228114143 is a wasteful number, since it uses less digits than its factorization.
228114143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13418496.
The product of its digits is 1536, while the sum is 26.
The square root of 228114143 is about 15103.4480500315. The cubic root of 228114143 is about 611.0134037202.
Adding to 228114143 its reverse (341411822), we get a palindrome (569525965).
The spelling of 228114143 in words is "two hundred twenty-eight million, one hundred fourteen thousand, one hundred forty-three".
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