Base | Representation |
---|---|
bin | 111101001001000111… |
… | …0001110110111100011 |
3 | 110112220200022001012120 |
4 | 1322102032032313203 |
5 | 4122401332121311 |
6 | 140152554155323 |
7 | 12325535324556 |
oct | 1722216166743 |
9 | 415820261176 |
10 | 131302223331 |
11 | 50759755864 |
12 | 21544a22b43 |
13 | c4c690a796 |
14 | 64d840869d |
15 | 3637342706 |
hex | 1e9238ede3 |
131302223331 has 8 divisors (see below), whose sum is σ = 175091820624. Its totient is φ = 87523720800.
The previous prime is 131302223329. The next prime is 131302223407. The reversal of 131302223331 is 133322203131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131302223331 - 21 = 131302223329 is a prime.
It is a super-2 number, since 2×1313022233312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (131302223431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2746036 + ... + 2793441.
It is an arithmetic number, because the mean of its divisors is an integer number (21886477578).
Almost surely, 2131302223331 is an apocalyptic number.
131302223331 is a deficient number, since it is larger than the sum of its proper divisors (43789597293).
131302223331 is an equidigital number, since it uses as much as digits as its factorization.
131302223331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5547381.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 131302223331 its reverse (133322203131), we get a palindrome (264624426462).
The spelling of 131302223331 in words is "one hundred thirty-one billion, three hundred two million, two hundred twenty-three thousand, three hundred thirty-one".
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