Base | Representation |
---|---|
bin | 10110010111001110… |
… | …01111000111111011 |
3 | 1010222201101201221121 |
4 | 23023213033013323 |
5 | 144042013320003 |
6 | 5303202050111 |
7 | 603343162612 |
oct | 131347170773 |
9 | 33881351847 |
10 | 12005995003 |
11 | 5101086822 |
12 | 23b0949937 |
13 | 1194483472 |
14 | 81c73c879 |
15 | 4a4056cbd |
hex | 2cb9cf1fb |
12005995003 has 4 divisors (see below), whose sum is σ = 12008215960. Its totient is φ = 12003774048.
The previous prime is 12005994977. The next prime is 12005995007. The reversal of 12005995003 is 30059950021.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30059950021 = 48809 ⋅615869.
It is a cyclic number.
It is not a de Polignac number, because 12005995003 - 29 = 12005994491 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12005995003.
It is not an unprimeable number, because it can be changed into a prime (12005995007) 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, 1102350 + ... + 1113187.
It is an arithmetic number, because the mean of its divisors is an integer number (3002053990).
Almost surely, 212005995003 is an apocalyptic number.
12005995003 is a deficient number, since it is larger than the sum of its proper divisors (2220957).
12005995003 is an equidigital number, since it uses as much as digits as its factorization.
12005995003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2220956.
The product of its (nonzero) digits is 12150, while the sum is 34.
The spelling of 12005995003 in words is "twelve billion, five million, nine hundred ninety-five thousand, three".
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