Base | Representation |
---|---|
bin | 1110001100101101111011… |
… | …10101001011101100110001 |
3 | 11002112220210121102201001201 |
4 | 13012112331311023230301 |
5 | 13043030310320010001 |
6 | 150223441552531201 |
7 | 6401544350640061 |
oct | 706267565135461 |
9 | 132486717381051 |
10 | 31223302110001 |
11 | 9a488010622a1 |
12 | 3603350850b01 |
13 | 1456463572411 |
14 | 79d3045653a1 |
15 | 3922ca59d501 |
hex | 1c65bdd4bb31 |
31223302110001 has 16 divisors (see below), whose sum is σ = 32800764948480. Its totient is φ = 29682229865040.
The previous prime is 31223302109917. The next prime is 31223302110031. The reversal of 31223302110001 is 10001120332213.
It is a cyclic number.
It is not a de Polignac number, because 31223302110001 - 225 = 31223268555569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31223302110031) 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, 3743811 + ... + 8744296.
It is an arithmetic number, because the mean of its divisors is an integer number (2050047809280).
Almost surely, 231223302110001 is an apocalyptic number.
31223302110001 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
31223302110001 is a deficient number, since it is larger than the sum of its proper divisors (1577462838479).
31223302110001 is a wasteful number, since it uses less digits than its factorization.
31223302110001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12489564.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 31223302110001 its reverse (10001120332213), we get a palindrome (41224422442214).
The spelling of 31223302110001 in words is "thirty-one trillion, two hundred twenty-three billion, three hundred two million, one hundred ten thousand, one".
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