Base | Representation |
---|---|
bin | 10000101101111… |
… | …10100101000111 |
3 | 100202212222210101 |
4 | 20112332211013 |
5 | 241400204343 |
6 | 21525504531 |
7 | 3322013353 |
oct | 1026764507 |
9 | 322788711 |
10 | 140241223 |
11 | 72187341 |
12 | 3ab72147 |
13 | 23093095 |
14 | 148a8463 |
15 | c4a2e4d |
hex | 85be947 |
140241223 has 4 divisors (see below), whose sum is σ = 147622360. Its totient is φ = 132860088.
The previous prime is 140241221. The next prime is 140241287. The reversal of 140241223 is 322142041.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 140241223 - 21 = 140241221 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 7381117 = 140241223 / (1 + 4 + 0 + 2 + 4 + 1 + 2 + 2 + 3).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 140241223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140241221) 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, 3690540 + ... + 3690577.
It is an arithmetic number, because the mean of its divisors is an integer number (36905590).
Almost surely, 2140241223 is an apocalyptic number.
140241223 is a deficient number, since it is larger than the sum of its proper divisors (7381137).
140241223 is an equidigital number, since it uses as much as digits as its factorization.
140241223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7381136.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 140241223 is about 11842.3487112988. The cubic root of 140241223 is about 519.5474650192.
Adding to 140241223 its reverse (322142041), we get a palindrome (462383264).
The spelling of 140241223 in words is "one hundred forty million, two hundred forty-one thousand, two hundred twenty-three".
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