Base | Representation |
---|---|
bin | 1001000001000011… |
… | …1010100101111101 |
3 | 20020200022200200201 |
4 | 2100100322211331 |
5 | 14424102302110 |
6 | 1040100323501 |
7 | 113656443631 |
oct | 22020724575 |
9 | 6220280621 |
10 | 2420353405 |
11 | 1032254378 |
12 | 5766a3591 |
13 | 2c7593ba2 |
14 | 18d63adc1 |
15 | e2746b3a |
hex | 9043a97d |
2420353405 has 8 divisors (see below), whose sum is σ = 2904695352. Its totient is φ = 1936101888.
The previous prime is 2420353379. The next prime is 2420353447. The reversal of 2420353405 is 5043530242.
It can be written as a sum of positive squares in 4 ways, for example, as 185995044 + 2234358361 = 13638^2 + 47269^2 .
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 2420353405 - 211 = 2420351357 is a prime.
It is a super-2 number, since 2×24203534052 = 11716221210190188050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73189 + ... + 100981.
It is an arithmetic number, because the mean of its divisors is an integer number (363086919).
Almost surely, 22420353405 is an apocalyptic number.
It is an amenable number.
2420353405 is a deficient number, since it is larger than the sum of its proper divisors (484341947).
2420353405 is a wasteful number, since it uses less digits than its factorization.
2420353405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45215.
The product of its (nonzero) digits is 14400, while the sum is 28.
The square root of 2420353405 is about 49197.0873629730. The cubic root of 2420353405 is about 1342.6400400899.
Adding to 2420353405 its reverse (5043530242), we get a palindrome (7463883647).
The spelling of 2420353405 in words is "two billion, four hundred twenty million, three hundred fifty-three thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •