Base | Representation |
---|---|
bin | 1110010010110001001101… |
… | …11100010011010111110011 |
3 | 11010021210111001011211022220 |
4 | 13021120212330103113303 |
5 | 13104432121321424243 |
6 | 150503145512532123 |
7 | 6422555013652050 |
oct | 711304674232763 |
9 | 133253431154286 |
10 | 31431224014323 |
11 | a0189a8600461 |
12 | 36376b93b1043 |
13 | 146cc4ab90033 |
14 | 7a93ca7c2027 |
15 | 3978e9243783 |
hex | 1c9626f135f3 |
31431224014323 has 16 divisors (see below), whose sum is σ = 47900602730496. Its totient is φ = 17958672849600.
The previous prime is 31431224014321. The next prime is 31431224014327. The reversal of 31431224014323 is 32341042213413.
It is not a de Polignac number, because 31431224014323 - 21 = 31431224014321 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31431224014321) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84250578 + ... + 84622823.
It is an arithmetic number, because the mean of its divisors is an integer number (2993787670656).
Almost surely, 231431224014323 is an apocalyptic number.
31431224014323 is a deficient number, since it is larger than the sum of its proper divisors (16469378716173).
31431224014323 is a wasteful number, since it uses less digits than its factorization.
31431224014323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168882274.
The product of its (nonzero) digits is 41472, while the sum is 33.
Adding to 31431224014323 its reverse (32341042213413), we get a palindrome (63772266227736).
The spelling of 31431224014323 in words is "thirty-one trillion, four hundred thirty-one billion, two hundred twenty-four million, fourteen thousand, three hundred twenty-three".
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