Base | Representation |
---|---|
bin | 111011100110111… |
… | …0111001000110100 |
3 | 12011101120202011011 |
4 | 1313031313020310 |
5 | 13044012404140 |
6 | 530245322004 |
7 | 100364521462 |
oct | 16715671064 |
9 | 5141522134 |
10 | 2000122420 |
11 | 93702063a |
12 | 479a06304 |
13 | 25b4bacba |
14 | 14d8cb832 |
15 | ba8d8cea |
hex | 77377234 |
2000122420 has 48 divisors (see below), whose sum is σ = 4522754880. Its totient is φ = 740217344.
The previous prime is 2000122349. The next prime is 2000122429. The reversal of 2000122420 is 242210002.
It is a self number, because there is not a number n which added to its sum of digits gives 2000122420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2000122429) 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, 29794 + ... + 69913.
It is an arithmetic number, because the mean of its divisors is an integer number (94224060).
Almost surely, 22000122420 is an apocalyptic number.
2000122420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2000122420 is an abundant number, since it is smaller than the sum of its proper divisors (2522632460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2000122420 is a wasteful number, since it uses less digits than its factorization.
2000122420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99792 (or 99790 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 13.
The square root of 2000122420 is about 44722.7282262610. The cubic root of 2000122420 is about 1259.9467559595.
Adding to 2000122420 its reverse (242210002), we get a palindrome (2242332422).
The spelling of 2000122420 in words is "two billion, one hundred twenty-two thousand, four hundred twenty".
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