Base | Representation |
---|---|
bin | 110000000000000100100010… |
… | …110001111010111010100010 |
3 | 1000200111000200022020222012120 |
4 | 300000010202301322322202 |
5 | 210132321023404341002 |
6 | 2024555034443405110 |
7 | 62316163063520505 |
oct | 6000044261727242 |
9 | 1020430608228176 |
10 | 211111111012002 |
11 | 612a27a0569103 |
12 | 1b8168b7b23796 |
13 | 90a4900117b86 |
14 | 3a1bb91b4713c |
15 | 196174014ecbc |
hex | c00122c7aea2 |
211111111012002 has 32 divisors (see below), whose sum is σ = 424122830799552. Its totient is φ = 70053661564224.
The previous prime is 211111111012001. The next prime is 211111111012049. The reversal of 211111111012002 is 200210111111112.
It is not an unprimeable number, because it can be changed into a prime (211111111012001) 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, 6822808 + ... + 21651164.
It is an arithmetic number, because the mean of its divisors is an integer number (13253838462486).
Almost surely, 2211111111012002 is an apocalyptic number.
211111111012002 is an abundant number, since it is smaller than the sum of its proper divisors (213011719787550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211111111012002 is a wasteful number, since it uses less digits than its factorization.
211111111012002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14839042.
The product of its (nonzero) digits is 8, while the sum is 15.
Adding to 211111111012002 its reverse (200210111111112), we get a palindrome (411321222123114).
The spelling of 211111111012002 in words is "two hundred eleven trillion, one hundred eleven billion, one hundred eleven million, twelve thousand, two".
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