Base | Representation |
---|---|
bin | 10110100100111011… |
… | …11111110000110111 |
3 | 1011021201211021101122 |
4 | 23102131333300313 |
5 | 144310434411203 |
6 | 5322431214155 |
7 | 606240625130 |
oct | 132235776067 |
9 | 34251737348 |
10 | 12121013303 |
11 | 515aaa5773 |
12 | 242337735b |
13 | 11b2254a29 |
14 | 82db1cc87 |
15 | 4ae1c6538 |
hex | 2d277fc37 |
12121013303 has 8 divisors (see below), whose sum is σ = 13853852160. Its totient is φ = 10388490840.
The previous prime is 12121013297. The next prime is 12121013339. The reversal of 12121013303 is 30331012121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12121013303 - 210 = 12121012279 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 (12121013503) 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, 9638 + ... + 155996.
It is an arithmetic number, because the mean of its divisors is an integer number (1731731520).
Almost surely, 212121013303 is an apocalyptic number.
12121013303 is a deficient number, since it is larger than the sum of its proper divisors (1732838857).
12121013303 is a wasteful number, since it uses less digits than its factorization.
12121013303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158197.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 12121013303 its reverse (30331012121), we get a palindrome (42452025424).
The spelling of 12121013303 in words is "twelve billion, one hundred twenty-one million, thirteen thousand, three hundred three".
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