Base | Representation |
---|---|
bin | 11011010100000… |
… | …00000000000000 |
3 | 120222010012010101 |
4 | 31222000000000 |
5 | 432123120411 |
6 | 34422412144 |
7 | 5451302266 |
oct | 1552000000 |
9 | 528105111 |
10 | 229113856 |
11 | 1083686a4 |
12 | 64891054 |
13 | 3860bb3a |
14 | 22600436 |
15 | 151aa8c1 |
hex | da80000 |
229113856 has 80 divisors (see below), whose sum is σ = 503316000. Its totient is φ = 103809024.
The previous prime is 229113853. The next prime is 229113869. The reversal of 229113856 is 658311922.
It is a super-2 number, since 2×2291138562 = 104986318022377472, which contains 22 as substring.
Its product of digits (25920) is a multiple of the sum of its prime factors (80).
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (229113851) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9961461 + ... + 9961483.
It is an arithmetic number, because the mean of its divisors is an integer number (6291450).
Almost surely, 2229113856 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 229113856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251658000).
229113856 is an abundant number, since it is smaller than the sum of its proper divisors (274202144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229113856 is an frugal number, since it uses more digits than its factorization.
229113856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80 (or 44 counting only the distinct ones).
The product of its digits is 25920, while the sum is 37.
The square root of 229113856 is about 15136.5073910728. The cubic root of 229113856 is about 611.9046941740.
The spelling of 229113856 in words is "two hundred twenty-nine million, one hundred thirteen thousand, eight hundred fifty-six".
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