Base | Representation |
---|---|
bin | 1000001000010001… |
… | …1100010000110100 |
3 | 12122002012100221212 |
4 | 2002010130100310 |
5 | 13432120434140 |
6 | 1000312100552 |
7 | 105035262116 |
oct | 20204342064 |
9 | 5562170855 |
10 | 2182202420 |
11 | a1a883a82 |
12 | 50a994758 |
13 | 28a13c848 |
14 | 169b673b6 |
15 | cb8a3765 |
hex | 8211c434 |
2182202420 has 48 divisors (see below), whose sum is σ = 4615485840. Its totient is φ = 866648064.
The previous prime is 2182202417. The next prime is 2182202423. The reversal of 2182202420 is 242022812.
It is an interprime number because it is at equal distance from previous prime (2182202417) and next prime (2182202423).
It can be written as a sum of positive squares in 8 ways, for example, as 42954916 + 2139247504 = 6554^2 + 46252^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2182202423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2348516 + ... + 2349444.
It is an arithmetic number, because the mean of its divisors is an integer number (96155955).
Almost surely, 22182202420 is an apocalyptic number.
2182202420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2182202420 is an abundant number, since it is smaller than the sum of its proper divisors (2433283420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2182202420 is a wasteful number, since it uses less digits than its factorization.
2182202420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1652 (or 1650 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 2182202420 is about 46714.0494926312. The cubic root of 2182202420 is about 1297.0747678099.
The spelling of 2182202420 in words is "two billion, one hundred eighty-two million, two hundred two thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •