Base | Representation |
---|---|
bin | 1001101000111111010… |
… | …00101110000110000011 |
3 | 1011122222220121120120102 |
4 | 10310133220232012003 |
5 | 20411341233000201 |
6 | 412100540233015 |
7 | 32634342112040 |
oct | 4643750560603 |
9 | 1148886546512 |
10 | 331243250051 |
11 | 1185301a750a |
12 | 5424483b76b |
13 | 2530b94c10c |
14 | 120647381c7 |
15 | 893a51826b |
hex | 4d1fa2e183 |
331243250051 has 8 divisors (see below), whose sum is σ = 395023006464. Its totient is φ = 271578316680.
The previous prime is 331243249979. The next prime is 331243250059. The reversal of 331243250051 is 150052342133.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 331243250051 - 210 = 331243249027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 331243249996 and 331243250023.
It is not an unprimeable number, because it can be changed into a prime (331243250059) 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 7 ways as a sum of consecutive naturals, for example, 1028705585 + ... + 1028705906.
It is an arithmetic number, because the mean of its divisors is an integer number (49377875808).
Almost surely, 2331243250051 is an apocalyptic number.
331243250051 is a deficient number, since it is larger than the sum of its proper divisors (63779756413).
331243250051 is a wasteful number, since it uses less digits than its factorization.
331243250051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2057411521.
The product of its (nonzero) digits is 10800, while the sum is 29.
Adding to 331243250051 its reverse (150052342133), we get a palindrome (481295592184).
The spelling of 331243250051 in words is "three hundred thirty-one billion, two hundred forty-three million, two hundred fifty thousand, fifty-one".
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