Base | Representation |
---|---|
bin | 1111100010111… |
… | …10111010101011 |
3 | 100002101121220121 |
4 | 13301132322223 |
5 | 231341142303 |
6 | 20535104111 |
7 | 3142325335 |
oct | 761367253 |
9 | 302347817 |
10 | 130412203 |
11 | 67683689 |
12 | 37812037 |
13 | 210312ac |
14 | 1346a455 |
15 | b6b09bd |
hex | 7c5eeab |
130412203 has 4 divisors (see below), whose sum is σ = 131407848. Its totient is φ = 129416560.
The previous prime is 130412189. The next prime is 130412209. The reversal of 130412203 is 302214031.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302214031 = 7 ⋅43173433.
It is a cyclic number.
It is not a de Polignac number, because 130412203 - 29 = 130411691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130412209) 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, 497626 + ... + 497887.
It is an arithmetic number, because the mean of its divisors is an integer number (32851962).
Almost surely, 2130412203 is an apocalyptic number.
130412203 is a deficient number, since it is larger than the sum of its proper divisors (995645).
130412203 is an equidigital number, since it uses as much as digits as its factorization.
130412203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 995644.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 130412203 is about 11419.8162419542. The cubic root of 130412203 is about 507.1145566773.
Adding to 130412203 its reverse (302214031), we get a palindrome (432626234).
The spelling of 130412203 in words is "one hundred thirty million, four hundred twelve thousand, two hundred three".
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