Base | Representation |
---|---|
bin | 111111001100011… |
… | …0001110011000001 |
3 | 12110202221201202222 |
4 | 1332120301303001 |
5 | 13320312042031 |
6 | 550224020425 |
7 | 103355212016 |
oct | 17630616301 |
9 | 5422851688 |
10 | 2120424641 |
11 | 998a19465 |
12 | 4b2161715 |
13 | 27a3bc64a |
14 | 16188570d |
15 | c624de7b |
hex | 7e631cc1 |
2120424641 has 8 divisors (see below), whose sum is σ = 2141964864. Its totient is φ = 2098902960.
The previous prime is 2120424629. The next prime is 2120424661. The reversal of 2120424641 is 1464240212.
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 2120424641 - 230 = 1046682817 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 2120424641.
It is not an unprimeable number, because it can be changed into a prime (2120424611) 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, 402275 + ... + 407511.
It is an arithmetic number, because the mean of its divisors is an integer number (267745608).
Almost surely, 22120424641 is an apocalyptic number.
It is an amenable number.
2120424641 is a deficient number, since it is larger than the sum of its proper divisors (21540223).
2120424641 is a wasteful number, since it uses less digits than its factorization.
2120424641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9271.
The product of its (nonzero) digits is 3072, while the sum is 26.
The square root of 2120424641 is about 46048.0688085831. The cubic root of 2120424641 is about 1284.7174235700.
Adding to 2120424641 its reverse (1464240212), we get a palindrome (3584664853).
The spelling of 2120424641 in words is "two billion, one hundred twenty million, four hundred twenty-four thousand, six hundred forty-one".
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