Base | Representation |
---|---|
bin | 111101111111110… |
… | …010000010101111 |
3 | 2200111012002102121 |
4 | 331333302002233 |
5 | 4112233131343 |
6 | 251113333411 |
7 | 34526650426 |
oct | 7577620257 |
9 | 2614162377 |
10 | 1040130223 |
11 | 494143260 |
12 | 250407267 |
13 | 13764b092 |
14 | 9c1d62bd |
15 | 614abaed |
hex | 3dff20af |
1040130223 has 4 divisors (see below), whose sum is σ = 1134687528. Its totient is φ = 945572920.
The previous prime is 1040130109. The next prime is 1040130233. The reversal of 1040130223 is 3220310401.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1040130223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1040130197 and 1040130206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1040130233) 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, 47278636 + ... + 47278657.
It is an arithmetic number, because the mean of its divisors is an integer number (283671882).
Almost surely, 21040130223 is an apocalyptic number.
1040130223 is a deficient number, since it is larger than the sum of its proper divisors (94557305).
1040130223 is an equidigital number, since it uses as much as digits as its factorization.
1040130223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94557304.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 1040130223 is about 32251.0499519008. The cubic root of 1040130223 is about 1013.2016894454.
Adding to 1040130223 its reverse (3220310401), we get a palindrome (4260440624).
The spelling of 1040130223 in words is "one billion, forty million, one hundred thirty thousand, two hundred twenty-three".
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