Base | Representation |
---|---|
bin | 10011001100001111… |
… | …01011010110111111 |
3 | 222121001022222012102 |
4 | 21212013223112333 |
5 | 132100111120411 |
6 | 4422213455315 |
7 | 513215644460 |
oct | 114607532677 |
9 | 28531288172 |
10 | 10303223231 |
11 | 44079a0124 |
12 | 1bb664153b |
13 | c827763c2 |
14 | 6da534d67 |
15 | 404806d3b |
hex | 2661eb5bf |
10303223231 has 4 divisors (see below), whose sum is σ = 11775112272. Its totient is φ = 8831334192.
The previous prime is 10303223219. The next prime is 10303223251. The reversal of 10303223231 is 13232230301.
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 10303223231 - 218 = 10302961087 is a prime.
It is a super-2 number, since 2×103032232312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10303223251) 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, 735944510 + ... + 735944523.
It is an arithmetic number, because the mean of its divisors is an integer number (2943778068).
Almost surely, 210303223231 is an apocalyptic number.
10303223231 is a deficient number, since it is larger than the sum of its proper divisors (1471889041).
10303223231 is an equidigital number, since it uses as much as digits as its factorization.
10303223231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1471889040.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 10303223231 its reverse (13232230301), we get a palindrome (23535453532).
The spelling of 10303223231 in words is "ten billion, three hundred three million, two hundred twenty-three thousand, two hundred thirty-one".
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