Base | Representation |
---|---|
bin | 111011101100111… |
… | …0011010010110001 |
3 | 12011121110202200101 |
4 | 1313121303102301 |
5 | 13100313034101 |
6 | 530440352401 |
7 | 100433236003 |
oct | 16731632261 |
9 | 5147422611 |
10 | 2003252401 |
11 | 9388691a7 |
12 | 47aa75701 |
13 | 25c045867 |
14 | 1500a4373 |
15 | bad06401 |
hex | 776734b1 |
2003252401 has 4 divisors (see below), whose sum is σ = 2072330100. Its totient is φ = 1934174704.
The previous prime is 2003252389. The next prime is 2003252423. The reversal of 2003252401 is 1042523002.
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 716954176 + 1286298225 = 26776^2 + 35865^2 .
It is a cyclic number.
It is not a de Polignac number, because 2003252401 - 25 = 2003252369 is a prime.
It is a super-2 number, since 2×20032524012 = 8026040364224529602, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2003256401) 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, 34538806 + ... + 34538863.
It is an arithmetic number, because the mean of its divisors is an integer number (518082525).
Almost surely, 22003252401 is an apocalyptic number.
It is an amenable number.
2003252401 is a deficient number, since it is larger than the sum of its proper divisors (69077699).
2003252401 is an equidigital number, since it uses as much as digits as its factorization.
2003252401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69077698.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 2003252401 is about 44757.7077272731. The cubic root of 2003252401 is about 1260.6036414320.
Adding to 2003252401 its reverse (1042523002), we get a palindrome (3045775403).
The spelling of 2003252401 in words is "two billion, three million, two hundred fifty-two thousand, four hundred one".
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