Base | Representation |
---|---|
bin | 10010101000110100… |
… | …101000110010000011 |
3 | 1220122200120010101012 |
4 | 102220310220302003 |
5 | 311441113140003 |
6 | 13105443431135 |
7 | 1305631143020 |
oct | 225064506203 |
9 | 56580503335 |
10 | 20012240003 |
11 | 853a42a128 |
12 | 3a660854ab |
13 | 1b6c0a1c42 |
14 | d7bb90547 |
15 | 7c1d878d8 |
hex | 4a8d28c83 |
20012240003 has 8 divisors (see below), whose sum is σ = 22872598272. Its totient is φ = 17152248456.
The previous prime is 20012239963. The next prime is 20012240009. The reversal of 20012240003 is 30004221002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20012240003 - 26 = 20012239939 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 20012240003.
It is not an unprimeable number, because it can be changed into a prime (20012240009) 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, 37376 + ... + 203522.
It is an arithmetic number, because the mean of its divisors is an integer number (2859074784).
Almost surely, 220012240003 is an apocalyptic number.
20012240003 is a deficient number, since it is larger than the sum of its proper divisors (2860358269).
20012240003 is a wasteful number, since it uses less digits than its factorization.
20012240003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183361.
The product of its (nonzero) digits is 96, while the sum is 14.
Adding to 20012240003 its reverse (30004221002), we get a palindrome (50016461005).
The spelling of 20012240003 in words is "twenty billion, twelve million, two hundred forty thousand, three".
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