Base | Representation |
---|---|
bin | 111011101011101… |
… | …1001111110010101 |
3 | 12011120021212020021 |
4 | 1313113121332111 |
5 | 13100132440110 |
6 | 530415105141 |
7 | 100425012055 |
oct | 16727317625 |
9 | 5146255207 |
10 | 2002624405 |
11 | 93847a3a1 |
12 | 47a8121b1 |
13 | 25bb85a72 |
14 | 14dd7d565 |
15 | bac302da |
hex | 775d9f95 |
2002624405 has 4 divisors (see below), whose sum is σ = 2403149292. Its totient is φ = 1602099520.
The previous prime is 2002624373. The next prime is 2002624427. The reversal of 2002624405 is 5044262002.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 252206161 + 1750418244 = 15881^2 + 41838^2 .
It is not a de Polignac number, because 2002624405 - 25 = 2002624373 is a prime.
It is a super-3 number, since 3×20026244053 (a number of 29 digits) contains 333 as substring.
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 2002624405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200262436 + ... + 200262445.
It is an arithmetic number, because the mean of its divisors is an integer number (600787323).
Almost surely, 22002624405 is an apocalyptic number.
It is an amenable number.
2002624405 is a deficient number, since it is larger than the sum of its proper divisors (400524887).
2002624405 is an equidigital number, since it uses as much as digits as its factorization.
2002624405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 400524886.
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 2002624405 is about 44750.6916706323. The cubic root of 2002624405 is about 1260.4718995402.
Adding to 2002624405 its reverse (5044262002), we get a palindrome (7046886407).
The spelling of 2002624405 in words is "two billion, two million, six hundred twenty-four thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •