Base | Representation |
---|---|
bin | 11011001011111… |
… | …10011100000111 |
3 | 120220010120222110 |
4 | 31211332130013 |
5 | 431340341022 |
6 | 34344032103 |
7 | 5436316500 |
oct | 1545763407 |
9 | 526116873 |
10 | 228058887 |
11 | 107808021 |
12 | 64462633 |
13 | 3832c8b4 |
14 | 22407ba7 |
15 | 1504d00c |
hex | d97e707 |
228058887 has 24 divisors (see below), whose sum is σ = 358722432. Its totient is φ = 128478000.
The previous prime is 228058879. The next prime is 228058889. The reversal of 228058887 is 788850822.
It is a happy number.
It is not a de Polignac number, because 228058887 - 23 = 228058879 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228058889) 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 23 ways as a sum of consecutive naturals, for example, 489 + ... + 21362.
It is an arithmetic number, because the mean of its divisors is an integer number (14946768).
Almost surely, 2228058887 is an apocalyptic number.
228058887 is a deficient number, since it is larger than the sum of its proper divisors (130663545).
228058887 is a wasteful number, since it uses less digits than its factorization.
228058887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21939 (or 21932 counting only the distinct ones).
The product of its (nonzero) digits is 573440, while the sum is 48.
The square root of 228058887 is about 15101.6186880745. The cubic root of 228058887 is about 610.9640645566.
The spelling of 228058887 in words is "two hundred twenty-eight million, fifty-eight thousand, eight hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •