Base | Representation |
---|---|
bin | 11101001000100111101… |
… | …101111011001011001100 |
3 | 21002101211021002102011212 |
4 | 131020213231323023030 |
5 | 230300321001011340 |
6 | 4131432311433552 |
7 | 264435266433620 |
oct | 35104755731314 |
9 | 7071737072155 |
10 | 2002121110220 |
11 | 702105198340 |
12 | 2840363858b8 |
13 | 116a50b33a8a |
14 | 6cc90473180 |
15 | 3712e314a65 |
hex | 1d227b7b2cc |
2002121110220 has 96 divisors (see below), whose sum is σ = 5290008514560. Its totient is φ = 618312579840.
The previous prime is 2002121110211. The next prime is 2002121110261. The reversal of 2002121110220 is 220111212002.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 2002121110195 and 2002121110204.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5795804 + ... + 6131523.
It is an arithmetic number, because the mean of its divisors is an integer number (55104255360).
Almost surely, 22002121110220 is an apocalyptic number.
2002121110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002121110220 is an abundant number, since it is smaller than the sum of its proper divisors (3287887404340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002121110220 is a wasteful number, since it uses less digits than its factorization.
2002121110220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11927463 (or 11927461 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2002121110220 its reverse (220111212002), we get a palindrome (2222232322222).
The spelling of 2002121110220 in words is "two trillion, two billion, one hundred twenty-one million, one hundred ten thousand, two hundred twenty".
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