Base | Representation |
---|---|
bin | 10110100101001101… |
… | …10101101011100111 |
3 | 1011021220012001002111 |
4 | 23102212311223213 |
5 | 144312033100203 |
6 | 5322553021451 |
7 | 606266421136 |
oct | 132246655347 |
9 | 34256161074 |
10 | 12123331303 |
11 | 5161339276 |
12 | 24240b4887 |
13 | 11b2886b25 |
14 | 83016391d |
15 | 4ae4d326d |
hex | 2d29b5ae7 |
12123331303 has 16 divisors (see below), whose sum is σ = 13134098880. Its totient is φ = 11155769856.
The previous prime is 12123331301. The next prime is 12123331313. The reversal of 12123331303 is 30313332121.
It is not a de Polignac number, because 12123331303 - 21 = 12123331301 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12123331301) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151951 + ... + 217567.
It is an arithmetic number, because the mean of its divisors is an integer number (820881180).
Almost surely, 212123331303 is an apocalyptic number.
12123331303 is a deficient number, since it is larger than the sum of its proper divisors (1010767577).
12123331303 is a wasteful number, since it uses less digits than its factorization.
12123331303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65946.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 12123331303 its reverse (30313332121), we get a palindrome (42436663424).
The spelling of 12123331303 in words is "twelve billion, one hundred twenty-three million, three hundred thirty-one thousand, three hundred three".
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