Base | Representation |
---|---|
bin | 1001000001001101… |
… | …1000011101000001 |
3 | 20020201112112122201 |
4 | 2100103120131001 |
5 | 14424234000001 |
6 | 1040122233201 |
7 | 113665106020 |
oct | 22023303501 |
9 | 6221475581 |
10 | 2421000001 |
11 | 1032656152 |
12 | 576955801 |
13 | 2c775c2a4 |
14 | 18d7688b7 |
15 | e2823501 |
hex | 904d8741 |
2421000001 has 8 divisors (see below), whose sum is σ = 2772915200. Its totient is φ = 2070599328.
The previous prime is 2420999957. The next prime is 2421000013. The reversal of 2421000001 is 1000001242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2421000001 - 213 = 2420991809 is a prime.
It is a super-2 number, since 2×24210000012 = 11722482009684000002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2421000031) 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, 375201 + ... + 381598.
It is an arithmetic number, because the mean of its divisors is an integer number (346614400).
Almost surely, 22421000001 is an apocalyptic number.
It is an amenable number.
2421000001 is a deficient number, since it is larger than the sum of its proper divisors (351915199).
2421000001 is an equidigital number, since it uses as much as digits as its factorization.
2421000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757263.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 2421000001 is about 49203.6584107320. The cubic root of 2421000001 is about 1342.7595912790.
Adding to 2421000001 its reverse (1000001242), we get a palindrome (3421001243).
It can be divided in two parts, 242 and 1000001, that multiplied together give a palindrome (242000242).
The spelling of 2421000001 in words is "two billion, four hundred twenty-one million, one", and thus it is an aban number.
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