Base | Representation |
---|---|
bin | 1010111010101011011100… |
… | …1000010011011010100111 |
3 | 1120111111101102012102221010 |
4 | 2232222313020103122213 |
5 | 3033130034011012411 |
6 | 41310110553353303 |
7 | 2346126521231346 |
oct | 256526710233247 |
9 | 46444342172833 |
10 | 12003211032231 |
11 | 3908595782951 |
12 | 141a377108833 |
13 | 690b89a21a63 |
14 | 2d6d5c239b5d |
15 | 15c36ec9c7a6 |
hex | aeab72136a7 |
12003211032231 has 16 divisors (see below), whose sum is σ = 16113630172640. Its totient is φ = 7947581276160.
The previous prime is 12003211032227. The next prime is 12003211032233. The reversal of 12003211032231 is 13223011230021.
It is not a de Polignac number, because 12003211032231 - 22 = 12003211032227 is a prime.
It is a super-2 number, since 2×120032110322312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12003211032198 and 12003211032207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12003211032233) 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, 13955230 + ... + 14790363.
It is an arithmetic number, because the mean of its divisors is an integer number (1007101885790).
Almost surely, 212003211032231 is an apocalyptic number.
12003211032231 is a deficient number, since it is larger than the sum of its proper divisors (4110419140409).
12003211032231 is a wasteful number, since it uses less digits than its factorization.
12003211032231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28746546.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 12003211032231 its reverse (13223011230021), we get a palindrome (25226222262252).
The spelling of 12003211032231 in words is "twelve trillion, three billion, two hundred eleven million, thirty-two thousand, two hundred thirty-one".
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