Base | Representation |
---|---|
bin | 11101111000011101011001… |
… | …001010110111111111110011 |
3 | 122020022221020210111010001210 |
4 | 131320131121022313333303 |
5 | 114211214203240011311 |
6 | 1143302552411531203 |
7 | 36453004263602133 |
oct | 3570353112677763 |
9 | 566287223433053 |
10 | 131423200313331 |
11 | 3896a2a2421293 |
12 | 128a6843a59b03 |
13 | 58442018b4cc4 |
14 | 2464cb9b1aac3 |
15 | 102d9443d53a6 |
hex | 7787592b7ff3 |
131423200313331 has 4 divisors (see below), whose sum is σ = 175230933751112. Its totient is φ = 87615466875552.
The previous prime is 131423200313311. The next prime is 131423200313381. The reversal of 131423200313331 is 133313002324131.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 131423200313331 - 25 = 131423200313299 is a prime.
It is a super-2 number, since 2×1314232003133312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131423200313311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21903866718886 + ... + 21903866718891.
It is an arithmetic number, because the mean of its divisors is an integer number (43807733437778).
Almost surely, 2131423200313331 is an apocalyptic number.
131423200313331 is a deficient number, since it is larger than the sum of its proper divisors (43807733437781).
131423200313331 is an equidigital number, since it uses as much as digits as its factorization.
131423200313331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43807733437780.
The product of its (nonzero) digits is 11664, while the sum is 30.
Adding to 131423200313331 its reverse (133313002324131), we get a palindrome (264736202637462).
The spelling of 131423200313331 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, two hundred million, three hundred thirteen thousand, three hundred thirty-one".
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