Base | Representation |
---|---|
bin | 1010000010000110011101… |
… | …1110010111110011101010 |
3 | 1110001120111010121010221100 |
4 | 2200201213132113303222 |
5 | 2421213410234444320 |
6 | 35243400245422230 |
7 | 2215656501110010 |
oct | 240414736276352 |
9 | 43046433533840 |
10 | 11031212031210 |
11 | 3573346676a28 |
12 | 12a1b0a70a976 |
13 | 620314933887 |
14 | 2a1cb09628b0 |
15 | 141e318e8790 |
hex | a0867797cea |
11031212031210 has 96 divisors (see below), whose sum is σ = 32793341742720. Its totient is φ = 2520275036544.
The previous prime is 11031212031193. The next prime is 11031212031211. The reversal of 11031212031210 is 1213021213011.
11031212031210 is a `hidden beast` number, since 1 + 10 + 312 + 1 + 20 + 312 + 10 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (11031212031211) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 2586205 + ... + 5361984.
It is an arithmetic number, because the mean of its divisors is an integer number (341597309820).
Almost surely, 211031212031210 is an apocalyptic number.
11031212031210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11031212031210 is an abundant number, since it is smaller than the sum of its proper divisors (21762129711510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11031212031210 is a wasteful number, since it uses less digits than its factorization.
11031212031210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7950412 (or 7950409 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 11031212031210 its reverse (1213021213011), we get a palindrome (12244233244221).
The spelling of 11031212031210 in words is "eleven trillion, thirty-one billion, two hundred twelve million, thirty-one thousand, two hundred ten".
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