Base | Representation |
---|---|
bin | 11101000111110010101… |
… | …111000011000010000110 |
3 | 21002022112022110201012100 |
4 | 131013302233003002012 |
5 | 230242010421241402 |
6 | 4131204155332530 |
7 | 264404254064124 |
oct | 35076257030206 |
9 | 7068468421170 |
10 | 2001232212102 |
11 | 701799458aa2 |
12 | 283a28751146 |
13 | 11693b926666 |
14 | 6cc083a6914 |
15 | 370cb27c71c |
hex | 1d1f2bc3086 |
2001232212102 has 48 divisors (see below), whose sum is σ = 4378207356432. Its totient is φ = 660589235520.
The previous prime is 2001232212041. The next prime is 2001232212197. The reversal of 2001232212102 is 2012122321002.
2001232212102 is a `hidden beast` number, since 200 + 1 + 232 + 21 + 210 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4849828 + ... + 5246264.
It is an arithmetic number, because the mean of its divisors is an integer number (91212653259).
Almost surely, 22001232212102 is an apocalyptic number.
2001232212102 is an abundant number, since it is smaller than the sum of its proper divisors (2376975144330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001232212102 is a wasteful number, since it uses less digits than its factorization.
2001232212102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 399173 (or 399170 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 2001232212102 its reverse (2012122321002), we get a palindrome (4013354533104).
The spelling of 2001232212102 in words is "two trillion, one billion, two hundred thirty-two million, two hundred twelve thousand, one hundred two".
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