Base | Representation |
---|---|
bin | 10000101101111… |
… | …01000001011001 |
3 | 100202212200001000 |
4 | 20112331001121 |
5 | 241400003331 |
6 | 21525415213 |
7 | 3321655635 |
oct | 1026750131 |
9 | 322780030 |
10 | 140234841 |
11 | 7218256a |
12 | 3ab6a509 |
13 | 230901c6 |
14 | 148a5dc5 |
15 | c4a10e6 |
hex | 85bd059 |
140234841 has 16 divisors (see below), whose sum is σ = 216789120. Its totient is φ = 89424720.
The previous prime is 140234827. The next prime is 140234863. The reversal of 140234841 is 148432041.
It is not a de Polignac number, because 140234841 - 221 = 138137689 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (140234881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112290 + ... + 113531.
It is an arithmetic number, because the mean of its divisors is an integer number (13549320).
Almost surely, 2140234841 is an apocalyptic number.
It is an amenable number.
140234841 is a deficient number, since it is larger than the sum of its proper divisors (76554279).
140234841 is a wasteful number, since it uses less digits than its factorization.
140234841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225853 (or 225847 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 140234841 is about 11842.0792515504. The cubic root of 140234841 is about 519.5395838314.
Adding to 140234841 its reverse (148432041), we get a palindrome (288666882).
The spelling of 140234841 in words is "one hundred forty million, two hundred thirty-four thousand, eight hundred forty-one".
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