Base | Representation |
---|---|
bin | 1110000110111000110111… |
… | …00100011000011010010011 |
3 | 11001211202210222221101121222 |
4 | 13003130123210120122103 |
5 | 13031240111343113021 |
6 | 145551435153435255 |
7 | 6351224066103332 |
oct | 703343344303223 |
9 | 131752728841558 |
10 | 31023011301011 |
11 | 9980870124a94 |
12 | 359057386bb2b |
13 | 14405c3c22a22 |
14 | 7937439c3d19 |
15 | 38bea68336ab |
hex | 1c371b918693 |
31023011301011 has 16 divisors (see below), whose sum is σ = 31598351725248. Its totient is φ = 30451578393600.
The previous prime is 31023011300977. The next prime is 31023011301089. The reversal of 31023011301011 is 11010311032013.
It is a cyclic number.
It is not a de Polignac number, because 31023011301011 - 226 = 31022944192147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31023011351011) 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, 69195881 + ... + 69642773.
It is an arithmetic number, because the mean of its divisors is an integer number (1974896982828).
Almost surely, 231023011301011 is an apocalyptic number.
31023011301011 is a deficient number, since it is larger than the sum of its proper divisors (575340424237).
31023011301011 is a wasteful number, since it uses less digits than its factorization.
31023011301011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 451262.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 31023011301011 its reverse (11010311032013), we get a palindrome (42033322333024).
The spelling of 31023011301011 in words is "thirty-one trillion, twenty-three billion, eleven million, three hundred one thousand, eleven".
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