Base | Representation |
---|---|
bin | 10011001100000110… |
… | …01000000111111011 |
3 | 222120222002100211221 |
4 | 21212003020013323 |
5 | 132044304432311 |
6 | 4422132132511 |
7 | 513202545565 |
oct | 114603100773 |
9 | 28528070757 |
10 | 10302030331 |
11 | 440725595a |
12 | 1bb6167137 |
13 | c82449448 |
14 | 6da304335 |
15 | 40466d671 |
hex | 2660c81fb |
10302030331 has 4 divisors (see below), whose sum is σ = 10304563752. Its totient is φ = 10299496912.
The previous prime is 10302030293. The next prime is 10302030341. The reversal of 10302030331 is 13303020301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10302030331 - 213 = 10302022139 is a prime.
It is a super-2 number, since 2×103020303312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10302030341) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260601 + ... + 1268746.
It is an arithmetic number, because the mean of its divisors is an integer number (2576140938).
Almost surely, 210302030331 is an apocalyptic number.
10302030331 is a deficient number, since it is larger than the sum of its proper divisors (2533421).
10302030331 is an equidigital number, since it uses as much as digits as its factorization.
10302030331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2533420.
The product of its (nonzero) digits is 162, while the sum is 16.
Adding to 10302030331 its reverse (13303020301), we get a palindrome (23605050632).
The spelling of 10302030331 in words is "ten billion, three hundred two million, thirty thousand, three hundred thirty-one".
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