Base | Representation |
---|---|
bin | 10110111010101000… |
… | …10011100011011110 |
3 | 1011202102022021210200 |
4 | 23131110103203132 |
5 | 200144033203202 |
6 | 5352452244330 |
7 | 613610651454 |
oct | 133524234336 |
9 | 34672267720 |
10 | 12303022302 |
11 | 524380a82a |
12 | 24743106a6 |
13 | 1210b8016c |
14 | 849d7a9d4 |
15 | 4c0179e1c |
hex | 2dd5138de |
12303022302 has 48 divisors (see below), whose sum is σ = 26994135168. Its totient is φ = 4049294400.
The previous prime is 12303022301. The next prime is 12303022327. The reversal of 12303022302 is 20322030321.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12303022301) 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 23 ways as a sum of consecutive naturals, for example, 669043 + ... + 687185.
It is an arithmetic number, because the mean of its divisors is an integer number (562377816).
Almost surely, 212303022302 is an apocalyptic number.
12303022302 is an abundant number, since it is smaller than the sum of its proper divisors (14691112866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12303022302 is a wasteful number, since it uses less digits than its factorization.
12303022302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18625 (or 18622 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 12303022302 its reverse (20322030321), we get a palindrome (32625052623).
The spelling of 12303022302 in words is "twelve billion, three hundred three million, twenty-two thousand, three hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •