Base | Representation |
---|---|
bin | 111100110111101… |
… | …0010101011010001 |
3 | 12021100012201111210 |
4 | 1321233102223101 |
5 | 13140331043101 |
6 | 534400330333 |
7 | 101420312511 |
oct | 17157225321 |
9 | 5240181453 |
10 | 2042440401 |
11 | 9589a4781 |
12 | 4900139a9 |
13 | 2671b6921 |
14 | 155385841 |
15 | be4977d6 |
hex | 79bd2ad1 |
2042440401 has 8 divisors (see below), whose sum is σ = 2883445344. Its totient is φ = 1281531200.
The previous prime is 2042440399. The next prime is 2042440409. The reversal of 2042440401 is 1040442402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2042440401 - 21 = 2042440399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2042440409) 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, 20023875 + ... + 20023976.
It is an arithmetic number, because the mean of its divisors is an integer number (360430668).
Almost surely, 22042440401 is an apocalyptic number.
It is an amenable number.
2042440401 is a deficient number, since it is larger than the sum of its proper divisors (841004943).
2042440401 is a wasteful number, since it uses less digits than its factorization.
2042440401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40047871.
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 2042440401 is about 45193.3667809779. The cubic root of 2042440401 is about 1268.7706708402.
Adding to 2042440401 its reverse (1040442402), we get a palindrome (3082882803).
The spelling of 2042440401 in words is "two billion, forty-two million, four hundred forty thousand, four hundred one".
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