Base | Representation |
---|---|
bin | 1110010010110001001101… |
… | …11100010011011001100010 |
3 | 11010021210111001011211111000 |
4 | 13021120212330103121202 |
5 | 13104432121321430214 |
6 | 150503145512532430 |
7 | 6422555013652266 |
oct | 711304674233142 |
9 | 133253431154430 |
10 | 31431224014434 |
11 | a0189a8600552 |
12 | 36376b93b1116 |
13 | 146cc4ab900ba |
14 | 7a93ca7c20a6 |
15 | 3978e9243809 |
hex | 1c9626f13662 |
31431224014434 has 16 divisors (see below), whose sum is σ = 69847164476640. Its totient is φ = 10477074671460.
The previous prime is 31431224014417. The next prime is 31431224014439. The reversal of 31431224014434 is 43441042213413.
31431224014434 is a `hidden beast` number, since 31 + 4 + 312 + 240 + 1 + 44 + 34 = 666.
It is not an unprimeable number, because it can be changed into a prime (31431224014439) 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, 291029851932 + ... + 291029852039.
It is an arithmetic number, because the mean of its divisors is an integer number (4365447779790).
Almost surely, 231431224014434 is an apocalyptic number.
31431224014434 is an abundant number, since it is smaller than the sum of its proper divisors (38415940462206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31431224014434 is a wasteful number, since it uses less digits than its factorization.
31431224014434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 582059703982 (or 582059703976 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 36.
Adding to 31431224014434 its reverse (43441042213413), we get a palindrome (74872266227847).
The spelling of 31431224014434 in words is "thirty-one trillion, four hundred thirty-one billion, two hundred twenty-four million, fourteen thousand, four hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •