Base | Representation |
---|---|
bin | 1001000001000001… |
… | …1000000111110011 |
3 | 20020200001112000022 |
4 | 2100100120013303 |
5 | 14424033242321 |
6 | 1040053314055 |
7 | 113655315164 |
oct | 22020300763 |
9 | 6220045008 |
10 | 2420212211 |
11 | 103216828a |
12 | 57663592b |
13 | 2c7544841 |
14 | 18d60176b |
15 | e2719dab |
hex | 904181f3 |
2420212211 has 4 divisors (see below), whose sum is σ = 2422135800. Its totient is φ = 2418288624.
The previous prime is 2420212199. The next prime is 2420212231. The reversal of 2420212211 is 1122120242.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1122120242 = 2 ⋅561060121.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2420212211 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 2420212211.
It is not an unprimeable number, because it can be changed into a prime (2420212231) 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, 959906 + ... + 962423.
It is an arithmetic number, because the mean of its divisors is an integer number (605533950).
Almost surely, 22420212211 is an apocalyptic number.
2420212211 is a deficient number, since it is larger than the sum of its proper divisors (1923589).
2420212211 is a wasteful number, since it uses less digits than its factorization.
2420212211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1923588.
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 2420212211 is about 49195.6523587197. The cubic root of 2420212211 is about 1342.6139314503.
Adding to 2420212211 its reverse (1122120242), we get a palindrome (3542332453).
The spelling of 2420212211 in words is "two billion, four hundred twenty million, two hundred twelve thousand, two hundred eleven".
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