Base | Representation |
---|---|
bin | 11011011011110… |
… | …10110101000010 |
3 | 121001001101110000 |
4 | 31231322311002 |
5 | 432404010000 |
6 | 34500420430 |
7 | 5463111513 |
oct | 1555726502 |
9 | 531041400 |
10 | 230141250 |
11 | 1089aa589 |
12 | 650a7716 |
13 | 388ab671 |
14 | 227caa0a |
15 | 15310000 |
hex | db7ad42 |
230141250 has 100 divisors (see below), whose sum is σ = 644685822. Its totient is φ = 61344000.
The previous prime is 230141237. The next prime is 230141267. The reversal of 230141250 is 52141032.
It can be written as a sum of positive squares in 5 ways, for example, as 24591681 + 205549569 = 4959^2 + 14337^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an alternating number because its digits alternate between even and odd.
It is an unprimeable number.
It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 100114 + ... + 102386.
Almost surely, 2230141250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230141250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322342911).
230141250 is an abundant number, since it is smaller than the sum of its proper divisors (414544572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230141250 is an equidigital number, since it uses as much as digits as its factorization.
230141250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2307 (or 2283 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 230141250 is about 15170.4070479338. The cubic root of 230141250 is about 612.8179662402.
Adding to 230141250 its reverse (52141032), we get a palindrome (282282282).
The spelling of 230141250 in words is "two hundred thirty million, one hundred forty-one thousand, two hundred fifty".
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