Base | Representation |
---|---|
bin | 1000010110000011… |
… | …1101110010011101 |
3 | 12210002222100222222 |
4 | 2011200331302131 |
5 | 14041420331141 |
6 | 1010135115125 |
7 | 106336532354 |
oct | 20540756235 |
9 | 5702870888 |
10 | 2240011421 |
11 | a4a47880a |
12 | 526212aa5 |
13 | 29910045b |
14 | 1736d499b |
15 | d19c214b |
hex | 8583dc9d |
2240011421 has 4 divisors (see below), whose sum is σ = 2240370912. Its totient is φ = 2239651932.
The previous prime is 2240011393. The next prime is 2240011453. The reversal of 2240011421 is 1241100422.
2240011421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2240011421 - 26 = 2240011357 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 2240011421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2240011121) 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, 170231 + ... + 182916.
It is an arithmetic number, because the mean of its divisors is an integer number (560092728).
Almost surely, 22240011421 is an apocalyptic number.
It is an amenable number.
2240011421 is a deficient number, since it is larger than the sum of its proper divisors (359491).
2240011421 is an equidigital number, since it uses as much as digits as its factorization.
2240011421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359490.
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 2240011421 is about 47328.7589209774. The cubic root of 2240011421 is about 1308.4287478126.
Adding to 2240011421 its reverse (1241100422), we get a palindrome (3481111843).
The spelling of 2240011421 in words is "two billion, two hundred forty million, eleven thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •