Base | Representation |
---|---|
bin | 10001101000111101010… |
… | …110100011111101011110 |
3 | 11021212221000011120020112 |
4 | 101220331112203331132 |
5 | 124330101241231420 |
6 | 2324514233250022 |
7 | 153402460600250 |
oct | 21507526437536 |
9 | 4255830146215 |
10 | 1212210102110 |
11 | 428106000577 |
12 | 176b26863912 |
13 | 8a4071329b7 |
14 | 42957dd7cd0 |
15 | 217ebb0d8c5 |
hex | 11a3d5a3f5e |
1212210102110 has 32 divisors (see below), whose sum is σ = 2624936163840. Its totient is φ = 393740423712.
The previous prime is 1212210102109. The next prime is 1212210102113. The reversal of 1212210102110 is 112010122121.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212210102113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455716754 + ... + 455719413.
It is an arithmetic number, because the mean of its divisors is an integer number (82029255120).
Almost surely, 21212210102110 is an apocalyptic number.
1212210102110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212210102110 is an abundant number, since it is smaller than the sum of its proper divisors (1412726061730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212210102110 is a wasteful number, since it uses less digits than its factorization.
1212210102110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 911436200.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1212210102110 its reverse (112010122121), we get a palindrome (1324220224231).
The spelling of 1212210102110 in words is "one trillion, two hundred twelve billion, two hundred ten million, one hundred two thousand, one hundred ten".
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