Base | Representation |
---|---|
bin | 100000001011010111000… |
… | …111010010011010010010 |
3 | 21211101112212200110112200 |
4 | 200023113013102122102 |
5 | 242212040340431002 |
6 | 4411453233504030 |
7 | 315520101412122 |
oct | 40132707223222 |
9 | 7741485613480 |
10 | 2211222202002 |
11 | 7828573174a0 |
12 | 2b8671a12016 |
13 | 130695839958 |
14 | 79049162c82 |
15 | 3c7bb783b1c |
hex | 202d71d2692 |
2211222202002 has 24 divisors (see below), whose sum is σ = 5226525205200. Its totient is φ = 670067333880.
The previous prime is 2211222202001. The next prime is 2211222202037. The reversal of 2211222202002 is 2002022221122.
2211222202002 is a `hidden beast` number, since 221 + 1 + 22 + 220 + 200 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2211222202001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5583894252 + ... + 5583894647.
It is an arithmetic number, because the mean of its divisors is an integer number (217771883550).
Almost surely, 22211222202002 is an apocalyptic number.
2211222202002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2211222202002 is an abundant number, since it is smaller than the sum of its proper divisors (3015303003198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211222202002 is a wasteful number, since it uses less digits than its factorization.
2211222202002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11167788918 (or 11167788915 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2211222202002 its reverse (2002022221122), we get a palindrome (4213244423124).
The spelling of 2211222202002 in words is "two trillion, two hundred eleven billion, two hundred twenty-two million, two hundred two thousand, two".
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