Base | Representation |
---|---|
bin | 11101001000100001000… |
… | …110110101110010000100 |
3 | 21002101112112101122122010 |
4 | 131020201012311302010 |
5 | 230300104102414340 |
6 | 4131413310334220 |
7 | 264432451635021 |
oct | 35104106656204 |
9 | 7071475348563 |
10 | 2002010201220 |
11 | 702058625807 |
12 | 2840051ba370 |
13 | 116a33b70a53 |
14 | 6cc7d842548 |
15 | 37124707b80 |
hex | 1d2211b5c84 |
2002010201220 has 48 divisors (see below), whose sum is σ = 5648419643328. Its totient is φ = 529794046080.
The previous prime is 2002010201197. The next prime is 2002010201231. The reversal of 2002010201220 is 221020102002.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2002010201196 and 2002010201205.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127346479 + ... + 127362198.
It is an arithmetic number, because the mean of its divisors is an integer number (117675409236).
Almost surely, 22002010201220 is an apocalyptic number.
2002010201220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002010201220 is an abundant number, since it is smaller than the sum of its proper divisors (3646409442108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002010201220 is a wasteful number, since it uses less digits than its factorization.
2002010201220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254708820 (or 254708818 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 2002010201220 its reverse (221020102002), we get a palindrome (2223030303222).
The spelling of 2002010201220 in words is "two trillion, two billion, ten million, two hundred one thousand, two hundred twenty".
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