Base | Representation |
---|---|
bin | 11101110010100111000001… |
… | …010011001111111001110001 |
3 | 122011220111200010101101110121 |
4 | 131302213001103033321301 |
5 | 114133122424411204131 |
6 | 1142354152343330241 |
7 | 36411653661042100 |
oct | 3562470123177161 |
9 | 564814603341417 |
10 | 131021220413041 |
11 | 38824873230562 |
12 | 12840959750981 |
13 | 581532c01923a |
14 | 244d664a12037 |
15 | 1023268c99911 |
hex | 7729c14cfe71 |
131021220413041 has 48 divisors (see below), whose sum is σ = 162904867047936. Its totient is φ = 104823579700224.
The previous prime is 131021220412997. The next prime is 131021220413053. The reversal of 131021220413041 is 140314022120131.
It is not a de Polignac number, because 131021220413041 - 225 = 131021186858609 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 131021220412997 and 131021220413015.
It is not an unprimeable number, because it can be changed into a prime (131021220413081) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14180605 + ... + 21520501.
It is an arithmetic number, because the mean of its divisors is an integer number (3393851396832).
Almost surely, 2131021220413041 is an apocalyptic number.
It is an amenable number.
131021220413041 is a deficient number, since it is larger than the sum of its proper divisors (31883646634895).
131021220413041 is a wasteful number, since it uses less digits than its factorization.
131021220413041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7340318 (or 7340311 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 131021220413041 its reverse (140314022120131), we get a palindrome (271335242533172).
The spelling of 131021220413041 in words is "one hundred thirty-one trillion, twenty-one billion, two hundred twenty million, four hundred thirteen thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •