Base | Representation |
---|---|
bin | 11011010010110… |
… | …11001010001110 |
3 | 120221211112010120 |
4 | 31221123022032 |
5 | 432103303313 |
6 | 34415245410 |
7 | 5450103330 |
oct | 1551331216 |
9 | 527745116 |
10 | 228962958 |
11 | 108275294 |
12 | 64819866 |
13 | 38588253 |
14 | 225a1450 |
15 | 1517ad23 |
hex | da5b28e |
228962958 has 64 divisors (see below), whose sum is σ = 552960000. Its totient is φ = 61742304.
The previous prime is 228962911. The next prime is 228962963. The reversal of 228962958 is 859269822.
It is a super-2 number, since 2×2289629582 = 104848072272219528, which contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 228962958.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 381943 + ... + 382541.
It is an arithmetic number, because the mean of its divisors is an integer number (8640000).
Almost surely, 2228962958 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228962958, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276480000).
228962958 is an abundant number, since it is smaller than the sum of its proper divisors (323997042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228962958 is a wasteful number, since it uses less digits than its factorization.
228962958 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1109.
The product of its digits is 1244160, while the sum is 51.
The square root of 228962958 is about 15131.5219987944. The cubic root of 228962958 is about 611.7703279762.
The spelling of 228962958 in words is "two hundred twenty-eight million, nine hundred sixty-two thousand, nine hundred fifty-eight".
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