Base | Representation |
---|---|
bin | 10110111011101101… |
… | …11011110111001111 |
3 | 1011210001101111110221 |
4 | 23131312323313033 |
5 | 200203344202203 |
6 | 5353415012211 |
7 | 614051061106 |
oct | 133566736717 |
9 | 34701344427 |
10 | 12312100303 |
11 | 5248950208 |
12 | 247736a067 |
13 | 1212a0b169 |
14 | 84b26103d |
15 | 4c0d6eabd |
hex | 2dddbbdcf |
12312100303 has 8 divisors (see below), whose sum is σ = 12331089536. Its totient is φ = 12293127000.
The previous prime is 12312100277. The next prime is 12312100321. The reversal of 12312100303 is 30300121321.
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 12312100303 - 221 = 12310003151 is a prime.
It is a super-2 number, since 2×123121003032 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12312100363) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3120550 + ... + 3124492.
It is an arithmetic number, because the mean of its divisors is an integer number (1541386192).
Almost surely, 212312100303 is an apocalyptic number.
12312100303 is a deficient number, since it is larger than the sum of its proper divisors (18989233).
12312100303 is a wasteful number, since it uses less digits than its factorization.
12312100303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7965.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 12312100303 its reverse (30300121321), we get a palindrome (42612221624).
The spelling of 12312100303 in words is "twelve billion, three hundred twelve million, one hundred thousand, three hundred three".
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