Base | Representation |
---|---|
bin | 1001001001100100011101… |
… | …01101111110000110110011 |
3 | 2122020110021212120201020121 |
4 | 10210302032231332012303 |
5 | 10114121300413330003 |
6 | 110443002105351111 |
7 | 4144423611445222 |
oct | 444621655760663 |
9 | 78213255521217 |
10 | 20120021230003 |
11 | 6457942502612 |
12 | 230b48a498497 |
13 | b2c4049c2326 |
14 | 4d7b5832ccb9 |
15 | 24d57bb31cbd |
hex | 124c8eb7e1b3 |
20120021230003 has 8 divisors (see below), whose sum is σ = 20124801295200. Its totient is φ = 20115241605888.
The previous prime is 20120021229977. The next prime is 20120021230007. The reversal of 20120021230003 is 30003212002102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20120021230003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20120021230007) 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, 102153603 + ... + 102350371.
It is an arithmetic number, because the mean of its divisors is an integer number (2515600161900).
Almost surely, 220120021230003 is an apocalyptic number.
20120021230003 is a deficient number, since it is larger than the sum of its proper divisors (4780065197).
20120021230003 is a wasteful number, since it uses less digits than its factorization.
20120021230003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220541.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 20120021230003 its reverse (30003212002102), we get a palindrome (50123233232105).
The spelling of 20120021230003 in words is "twenty trillion, one hundred twenty billion, twenty-one million, two hundred thirty thousand, three".
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