Base | Representation |
---|---|
bin | 11011010000111… |
… | …01011101101010 |
3 | 120221100200111000 |
4 | 31220131131222 |
5 | 432022212000 |
6 | 34410015430 |
7 | 5445001506 |
oct | 1550353552 |
9 | 527320430 |
10 | 228710250 |
11 | 10811243a |
12 | 64717576 |
13 | 384ca212 |
14 | 22537306 |
15 | 1512b000 |
hex | da1d76a |
228710250 has 128 divisors (see below), whose sum is σ = 655349760. Its totient is φ = 58968000.
The previous prime is 228710213. The next prime is 228710263. The reversal of 228710250 is 52017822.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208704 + ... + 209796.
It is an arithmetic number, because the mean of its divisors is an integer number (5119920).
Almost surely, 2228710250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228710250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327674880).
228710250 is an abundant number, since it is smaller than the sum of its proper divisors (426639510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228710250 is a wasteful number, since it uses less digits than its factorization.
228710250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1150 (or 1134 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 228710250 is about 15123.1693106967. The cubic root of 228710250 is about 611.5451734072.
The spelling of 228710250 in words is "two hundred twenty-eight million, seven hundred ten thousand, two hundred fifty".
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