Base | Representation |
---|---|
bin | 11011010000111… |
… | …00111100110111 |
3 | 120221100120121021 |
4 | 31220130330313 |
5 | 432022130101 |
6 | 34410002011 |
7 | 5444662420 |
oct | 1550347467 |
9 | 527316537 |
10 | 228708151 |
11 | 108110901 |
12 | 64716307 |
13 | 384c9289 |
14 | 22536647 |
15 | 1512a5a1 |
hex | da1cf37 |
228708151 has 8 divisors (see below), whose sum is σ = 261520160. Its totient is φ = 195931008.
The previous prime is 228708133. The next prime is 228708199. The reversal of 228708151 is 151807822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 228708151 - 25 = 228708119 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 (228708451) 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 7 ways as a sum of consecutive naturals, for example, 7315 + ... + 22603.
It is an arithmetic number, because the mean of its divisors is an integer number (32690020).
Almost surely, 2228708151 is an apocalyptic number.
228708151 is a deficient number, since it is larger than the sum of its proper divisors (32812009).
228708151 is a wasteful number, since it uses less digits than its factorization.
228708151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17433.
The product of its (nonzero) digits is 8960, while the sum is 34.
The square root of 228708151 is about 15123.0999137082. The cubic root of 228708151 is about 611.5433025724.
The spelling of 228708151 in words is "two hundred twenty-eight million, seven hundred eight thousand, one hundred fifty-one".
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