Base | Representation |
---|---|
bin | 1111100011001… |
… | …10101011110110 |
3 | 100002110020120002 |
4 | 13301212223312 |
5 | 231343202042 |
6 | 20535511302 |
7 | 3142520162 |
oct | 761465366 |
9 | 302406502 |
10 | 130444022 |
11 | 676a5585 |
12 | 37828532 |
13 | 21042917 |
14 | 13477ca2 |
15 | b6ba132 |
hex | 7c66af6 |
130444022 has 4 divisors (see below), whose sum is σ = 195666036. Its totient is φ = 65222010.
The previous prime is 130444019. The next prime is 130444031. The reversal of 130444022 is 220444031.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 130443985 and 130444003.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32611004 + ... + 32611007.
It is an arithmetic number, because the mean of its divisors is an integer number (48916509).
Almost surely, 2130444022 is an apocalyptic number.
130444022 is a deficient number, since it is larger than the sum of its proper divisors (65222014).
130444022 is an equidigital number, since it uses as much as digits as its factorization.
130444022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65222013.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 130444022 is about 11421.2093054983. The cubic root of 130444022 is about 507.1557965960.
Adding to 130444022 its reverse (220444031), we get a palindrome (350888053).
Subtracting 130444022 from its reverse (220444031), we obtain a palindrome (90000009).
The spelling of 130444022 in words is "one hundred thirty million, four hundred forty-four thousand, twenty-two".
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