Base | Representation |
---|---|
bin | 1110001100101110000111… |
… | …01111011001000010001101 |
3 | 11002112221001111222210111200 |
4 | 13012113003233121002031 |
5 | 13043031011210130203 |
6 | 150223455453540113 |
7 | 6401546663441520 |
oct | 706270357310215 |
9 | 132487044883450 |
10 | 31223401255053 |
11 | 9a4885201a457 |
12 | 3603379aa4639 |
13 | 145647ac76a27 |
14 | 79d3137b2bb7 |
15 | 3922d41349a3 |
hex | 1c65c3bd908d |
31223401255053 has 12 divisors (see below), whose sum is σ = 51543392548128. Its totient is φ = 17841943574280.
The previous prime is 31223401255031. The next prime is 31223401255087. The reversal of 31223401255053 is 35055210432213.
31223401255053 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 3 + 40 + 12 + 550 + 53 = 666.
It is not a de Polignac number, because 31223401255053 - 29 = 31223401254541 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31223401254999 and 31223401255017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31223401250053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247804771803 + ... + 247804771928.
It is an arithmetic number, because the mean of its divisors is an integer number (4295282712344).
Almost surely, 231223401255053 is an apocalyptic number.
It is an amenable number.
31223401255053 is a deficient number, since it is larger than the sum of its proper divisors (20319991293075).
31223401255053 is a wasteful number, since it uses less digits than its factorization.
31223401255053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495609543744 (or 495609543741 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 36.
Adding to 31223401255053 its reverse (35055210432213), we get a palindrome (66278611687266).
The spelling of 31223401255053 in words is "thirty-one trillion, two hundred twenty-three billion, four hundred one million, two hundred fifty-five thousand, fifty-three".
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