Base | Representation |
---|---|
bin | 11011001101011… |
… | …10000000011111 |
3 | 120220111111020202 |
4 | 31212232000133 |
5 | 431413104402 |
6 | 34352134115 |
7 | 5441060522 |
oct | 1546560037 |
9 | 526444222 |
10 | 228253727 |
11 | 107930449 |
12 | 6453733b |
13 | 3839a4a0 |
14 | 22458bb9 |
15 | 1508ab02 |
hex | d9ae01f |
228253727 has 4 divisors (see below), whose sum is σ = 245811720. Its totient is φ = 210695736.
The previous prime is 228253723. The next prime is 228253741. The reversal of 228253727 is 727352822.
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 228253727 - 22 = 228253723 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 (228253723) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8778977 + ... + 8779002.
It is an arithmetic number, because the mean of its divisors is an integer number (61452930).
Almost surely, 2228253727 is an apocalyptic number.
228253727 is a deficient number, since it is larger than the sum of its proper divisors (17557993).
228253727 is a wasteful number, since it uses less digits than its factorization.
228253727 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17557992.
The product of its digits is 94080, while the sum is 38.
The square root of 228253727 is about 15108.0682749318. The cubic root of 228253727 is about 611.1380055296.
The spelling of 228253727 in words is "two hundred twenty-eight million, two hundred fifty-three thousand, seven hundred twenty-seven".
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