Base | Representation |
---|---|
bin | 1101010100110010010… |
… | …0010010000011101010 |
3 | 210212212200022111000000 |
4 | 3111030210102003222 |
5 | 12222310432040000 |
6 | 253055143523430 |
7 | 22352540405442 |
oct | 3251444220352 |
9 | 725780274000 |
10 | 228917846250 |
11 | 890a117a095 |
12 | 38448159576 |
13 | 187824415c2 |
14 | b118915122 |
15 | 5e4c090000 |
hex | 354c9120ea |
228917846250 has 280 divisors, whose sum is σ = 646729433460. Its totient is φ = 60722784000.
The previous prime is 228917846177. The next prime is 228917846279. The reversal of 228917846250 is 52648719822.
228917846250 is a `hidden beast` number, since 2 + 2 + 8 + 9 + 1 + 7 + 8 + 4 + 625 + 0 = 666.
It can be written as a sum of positive squares in 10 ways, for example, as 4153673601 + 224764172649 = 64449^2 + 474093^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 139 ways as a sum of consecutive naturals, for example, 208675702 + ... + 208676798.
Almost surely, 2228917846250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228917846250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323364716730).
228917846250 is an abundant number, since it is smaller than the sum of its proper divisors (417811587210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228917846250 is an equidigital number, since it uses as much as digits as its factorization.
228917846250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1366 (or 1336 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 54.
The spelling of 228917846250 in words is "two hundred twenty-eight billion, nine hundred seventeen million, eight hundred forty-six thousand, two hundred fifty".
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