Base | Representation |
---|---|
bin | 1011000000011011110111… |
… | …1110101100010101111010 |
3 | 1120211221122212102202220112 |
4 | 2300012331332230111322 |
5 | 3041240110202414320 |
6 | 41423344354024322 |
7 | 2356230400263101 |
oct | 260067576542572 |
9 | 46757585382815 |
10 | 12102110201210 |
11 | 3946526786347 |
12 | 14355782780a2 |
13 | 69a2bb44c4a3 |
14 | 2dba60dc3038 |
15 | 15ec0c539ec5 |
hex | b01bdfac57a |
12102110201210 has 16 divisors (see below), whose sum is σ = 21784080186792. Its totient is φ = 4840781452800.
The previous prime is 12102110201183. The next prime is 12102110201213. The reversal of 12102110201210 is 1210201120121.
It can be written as a sum of positive squares in 4 ways, for example, as 6507177540889 + 5594932660321 = 2550917^2 + 2365361^2 .
It is a super-2 number, since 2×121021102012102 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12102110201213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7012811 + ... + 8566430.
Almost surely, 212102110201210 is an apocalyptic number.
12102110201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12102110201210 is a deficient number, since it is larger than the sum of its proper divisors (9681969985582).
12102110201210 is a wasteful number, since it uses less digits than its factorization.
12102110201210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15656929.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 12102110201210 its reverse (1210201120121), we get a palindrome (13312311321331).
The spelling of 12102110201210 in words is "twelve trillion, one hundred two billion, one hundred ten million, two hundred one thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •