Base | Representation |
---|---|
bin | 11101001000101101000… |
… | …001110110011111110100 |
3 | 21002102001110202122211211 |
4 | 131020231001312133310 |
5 | 230301011304020040 |
6 | 4131445213411204 |
7 | 264440431031143 |
oct | 35105501663764 |
9 | 7072043678754 |
10 | 2002210220020 |
11 | 7021505208aa |
12 | 284060199b04 |
13 | 116a6643377a |
14 | 6cc9c22b75a |
15 | 371370678ea |
hex | 1d22d0767f4 |
2002210220020 has 24 divisors (see below), whose sum is σ = 4205668910184. Its totient is φ = 800688383616.
The previous prime is 2002210219993. The next prime is 2002210220041. The reversal of 2002210220020 is 200220122002.
It can be written as a sum of positive squares in 4 ways, for example, as 3193154064 + 1999017065956 = 56508^2 + 1413866^2 .
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, 12147619 + ... + 12311338.
It is an arithmetic number, because the mean of its divisors is an integer number (175236204591).
Almost surely, 22002210220020 is an apocalyptic number.
2002210220020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002210220020 is an abundant number, since it is smaller than the sum of its proper divisors (2203458690164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002210220020 is a wasteful number, since it uses less digits than its factorization.
2002210220020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24463059 (or 24463057 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 2002210220020 its reverse (200220122002), we get a palindrome (2202430342022).
The spelling of 2002210220020 in words is "two trillion, two billion, two hundred ten million, two hundred twenty thousand, twenty".
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