Base | Representation |
---|---|
bin | 1111100000110… |
… | …11000011001111 |
3 | 100001212111121001 |
4 | 13300123003033 |
5 | 231303243343 |
6 | 20525121131 |
7 | 3140060032 |
oct | 760330317 |
9 | 301774531 |
10 | 130134223 |
11 | 6750384a |
12 | 376b91a7 |
13 | 20c648cb |
14 | 133d7019 |
15 | b65844d |
hex | 7c1b0cf |
130134223 has 4 divisors (see below), whose sum is σ = 134621640. Its totient is φ = 125646808.
The previous prime is 130134209. The next prime is 130134229. The reversal of 130134223 is 322431031.
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-130134223 is a prime.
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 130134223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130134229) 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, 2243665 + ... + 2243722.
It is an arithmetic number, because the mean of its divisors is an integer number (33655410).
Almost surely, 2130134223 is an apocalyptic number.
130134223 is a deficient number, since it is larger than the sum of its proper divisors (4487417).
130134223 is an equidigital number, since it uses as much as digits as its factorization.
130134223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4487416.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 130134223 is about 11407.6388003828. The cubic root of 130134223 is about 506.7539871911.
Adding to 130134223 its reverse (322431031), we get a palindrome (452565254).
The spelling of 130134223 in words is "one hundred thirty million, one hundred thirty-four thousand, two hundred twenty-three".
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