Base | Representation |
---|---|
bin | 111011101100101… |
… | …0001000111010001 |
3 | 12011121012122122012 |
4 | 1313121101013101 |
5 | 13100244044101 |
6 | 530433352305 |
7 | 100432113563 |
oct | 16731210721 |
9 | 5147178565 |
10 | 2003112401 |
11 | 938782aa4 |
12 | 47aa08695 |
13 | 25bcc6c14 |
14 | 150069333 |
15 | bacc9bbb |
hex | 776511d1 |
2003112401 has 4 divisors (see below), whose sum is σ = 2057250612. Its totient is φ = 1948974192.
The previous prime is 2003112313. The next prime is 2003112437. The reversal of 2003112401 is 1042113002.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 697012801 + 1306099600 = 26401^2 + 36140^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2003112401 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2003112101) 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, 27069050 + ... + 27069123.
It is an arithmetic number, because the mean of its divisors is an integer number (514312653).
Almost surely, 22003112401 is an apocalyptic number.
It is an amenable number.
2003112401 is a deficient number, since it is larger than the sum of its proper divisors (54138211).
2003112401 is an equidigital number, since it uses as much as digits as its factorization.
2003112401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54138210.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 2003112401 is about 44756.1437235158. The cubic root of 2003112401 is about 1260.5742744185.
Adding to 2003112401 its reverse (1042113002), we get a palindrome (3045225403).
The spelling of 2003112401 in words is "two billion, three million, one hundred twelve thousand, four hundred one".
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