Base | Representation |
---|---|
bin | 11011011011110… |
… | …10100011101101 |
3 | 121001001022220221 |
4 | 31231322203231 |
5 | 432403441031 |
6 | 34500411341 |
7 | 5463105340 |
oct | 1555724355 |
9 | 531038827 |
10 | 230140141 |
11 | 1089a9770 |
12 | 650a6b51 |
13 | 388aacca |
14 | 227ca457 |
15 | 1530ea11 |
hex | db7a8ed |
230140141 has 16 divisors (see below), whose sum is σ = 302031360. Its totient is φ = 169890480.
The previous prime is 230140087. The next prime is 230140223. The reversal of 230140141 is 141041032.
It is a cyclic number.
It is not a de Polignac number, because 230140141 - 27 = 230140013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230140541) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77191 + ... + 80116.
It is an arithmetic number, because the mean of its divisors is an integer number (18876960).
Almost surely, 2230140141 is an apocalyptic number.
It is an amenable number.
230140141 is a deficient number, since it is larger than the sum of its proper divisors (71891219).
230140141 is a wasteful number, since it uses less digits than its factorization.
230140141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157344.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 230140141 is about 15170.3704964645. The cubic root of 230140141 is about 612.8169818937.
Adding to 230140141 its reverse (141041032), we get a palindrome (371181173).
The spelling of 230140141 in words is "two hundred thirty million, one hundred forty thousand, one hundred forty-one".
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