Base | Representation |
---|---|
bin | 111100100010111101… |
… | …1110100111101110111 |
3 | 110102121110221201221102 |
4 | 1321011323310331313 |
5 | 4112241204031411 |
6 | 135421553440315 |
7 | 12252034400033 |
oct | 1710573647567 |
9 | 412543851842 |
10 | 130022330231 |
11 | 50162241172 |
12 | 2124827009b |
13 | c3516c27a1 |
14 | 641643d1c3 |
15 | 35aecc4d3b |
hex | 1e45ef4f77 |
130022330231 has 4 divisors (see below), whose sum is σ = 132226098600. Its totient is φ = 127818561864.
The previous prime is 130022330213. The next prime is 130022330267. The reversal of 130022330231 is 132033220031.
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 130022330231 - 210 = 130022329207 is a prime.
It is a super-2 number, since 2×1300223302312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130022330281) 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, 1101884096 + ... + 1101884213.
It is an arithmetic number, because the mean of its divisors is an integer number (33056524650).
Almost surely, 2130022330231 is an apocalyptic number.
130022330231 is a deficient number, since it is larger than the sum of its proper divisors (2203768369).
130022330231 is an equidigital number, since it uses as much as digits as its factorization.
130022330231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2203768368.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 130022330231 its reverse (132033220031), we get a palindrome (262055550262).
The spelling of 130022330231 in words is "one hundred thirty billion, twenty-two million, three hundred thirty thousand, two hundred thirty-one".
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