Base | Representation |
---|---|
bin | 1111101110011101… |
… | …1100001100010111 |
3 | 101220012100101000102 |
4 | 3323213130030113 |
5 | 32121140422221 |
6 | 1534515404315 |
7 | 206416323563 |
oct | 37347341427 |
9 | 11805311012 |
10 | 4221420311 |
11 | 1876977619 |
12 | 9998b369b |
13 | 523768754 |
14 | 2c09106a3 |
15 | 19a91130b |
hex | fb9dc317 |
4221420311 has 8 divisors (see below), whose sum is σ = 4325241984. Its totient is φ = 4117639680.
The previous prime is 4221420227. The next prime is 4221420349. The reversal of 4221420311 is 1130241224.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4221420311 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4221410311) 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, 357575 + ... + 369191.
It is an arithmetic number, because the mean of its divisors is an integer number (540655248).
Almost surely, 24221420311 is an apocalyptic number.
4221420311 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
4221420311 is a deficient number, since it is larger than the sum of its proper divisors (103821673).
4221420311 is a wasteful number, since it uses less digits than its factorization.
4221420311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20521.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 4221420311 is about 64972.4580957193. The cubic root of 4221420311 is about 1616.1668647692.
Adding to 4221420311 its reverse (1130241224), we get a palindrome (5351661535).
The spelling of 4221420311 in words is "four billion, two hundred twenty-one million, four hundred twenty thousand, three hundred eleven".
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