Base | Representation |
---|---|
bin | 1110001101000000100011… |
… | …10000001001110001011011 |
3 | 11002120212121101020202102220 |
4 | 13012200101300021301123 |
5 | 13043211244300341443 |
6 | 150232214022355123 |
7 | 6402350201463546 |
oct | 706402160116133 |
9 | 132525541222386 |
10 | 31233300012123 |
11 | 9a51a71674120 |
12 | 3605280b8baa3 |
13 | 14573979a6a31 |
14 | 79d9b22dd85d |
15 | 3926b3194a83 |
hex | 1c6811c09c5b |
31233300012123 has 32 divisors (see below), whose sum is σ = 45747634678272. Its totient is φ = 18797383219200.
The previous prime is 31233300012077. The next prime is 31233300012139. The reversal of 31233300012123 is 32121000333213.
It is not a de Polignac number, because 31233300012123 - 217 = 31233299881051 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31233300012093 and 31233300012102.
It is not an unprimeable number, because it can be changed into a prime (31233300012143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 854583 + ... + 7949648.
It is an arithmetic number, because the mean of its divisors is an integer number (1429613583696).
Almost surely, 231233300012123 is an apocalyptic number.
31233300012123 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
31233300012123 is a deficient number, since it is larger than the sum of its proper divisors (14514334666149).
31233300012123 is a wasteful number, since it uses less digits than its factorization.
31233300012123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8804995.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 31233300012123 its reverse (32121000333213), we get a palindrome (63354300345336).
The spelling of 31233300012123 in words is "thirty-one trillion, two hundred thirty-three billion, three hundred million, twelve thousand, one hundred twenty-three".
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