Base | Representation |
---|---|
bin | 11011100000010… |
… | …10110111000000 |
3 | 121002011100201000 |
4 | 31300022313000 |
5 | 433031344300 |
6 | 34521212000 |
7 | 5501116500 |
oct | 1560126700 |
9 | 532140630 |
10 | 230731200 |
11 | 109272847 |
12 | 65331000 |
13 | 38a5704b |
14 | 22901a00 |
15 | 153c9c00 |
hex | dc0adc0 |
230731200 has 504 divisors, whose sum is σ = 987399600. Its totient is φ = 52254720.
The previous prime is 230731169. The next prime is 230731213. The reversal of 230731200 is 2137032.
It is a tau number, because it is divible by the number of its divisors (504).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nialpdrome in base 12.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2116746 + ... + 2116854.
Almost surely, 2230731200 is an apocalyptic number.
230731200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230731200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (493699800).
230731200 is an abundant number, since it is smaller than the sum of its proper divisors (756668400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230731200 is a wasteful number, since it uses less digits than its factorization.
230731200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154 (or 126 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 18.
The square root of 230731200 is about 15189.8387088211. The cubic root of 230731200 is about 613.3411572201.
Adding to 230731200 its reverse (2137032), we get a palindrome (232868232).
The spelling of 230731200 in words is "two hundred thirty million, seven hundred thirty-one thousand, two hundred".
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