Base | Representation |
---|---|
bin | 1110001101000000100111… |
… | …00110101111110111001010 |
3 | 11002120212200112202020112121 |
4 | 13012200103212233313022 |
5 | 13043211330230214010 |
6 | 150232221053001454 |
7 | 6402351026646214 |
oct | 706402346576712 |
9 | 132525615666477 |
10 | 31233331101130 |
11 | 9a51a88178814 |
12 | 360528b48328a |
13 | 14573a12705b2 |
14 | 79d9b64b35b4 |
15 | 3926b5c863da |
hex | 1c68139afdca |
31233331101130 has 32 divisors (see below), whose sum is σ = 57144314436048. Its totient is φ = 12287947545600.
The previous prime is 31233331101047. The next prime is 31233331101139. The reversal of 31233331101130 is 3110113333213.
It can be written as a sum of positive squares in 8 ways, for example, as 4940710918441 + 26292620182689 = 2222771^2 + 5127633^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31233331101095 and 31233331101104.
It is not an unprimeable number, because it can be changed into a prime (31233331101139) 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, 11938224 + ... + 14317396.
Almost surely, 231233331101130 is an apocalyptic number.
31233331101130 is a deficient number, since it is larger than the sum of its proper divisors (25910983334918).
31233331101130 is a wasteful number, since it uses less digits than its factorization.
31233331101130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2400762.
The product of its (nonzero) digits is 1458, while the sum is 25.
Adding to 31233331101130 its reverse (3110113333213), we get a palindrome (34343444434343).
The spelling of 31233331101130 in words is "thirty-one trillion, two hundred thirty-three billion, three hundred thirty-one million, one hundred one thousand, one hundred thirty".
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