Base | Representation |
---|---|
bin | 1100010010001100100… |
… | …1101001111011101000 |
3 | 202011201221212212111102 |
4 | 3010203021221323220 |
5 | 11424204020143422 |
6 | 240541334420532 |
7 | 21150563005352 |
oct | 3044311517350 |
9 | 664657785442 |
10 | 211043131112 |
11 | 81559389040 |
12 | 34a99b01748 |
13 | 16b94168598 |
14 | a3009bc0d2 |
15 | 5752bd3192 |
hex | 3123269ee8 |
211043131112 has 16 divisors (see below), whose sum is σ = 431679132000. Its totient is φ = 95928695920.
The previous prime is 211043131111. The next prime is 211043131129. The reversal of 211043131112 is 211131340112.
It is not an unprimeable number, because it can be changed into a prime (211043131111) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199108612 + ... + 1199108787.
It is an arithmetic number, because the mean of its divisors is an integer number (26979945750).
Almost surely, 2211043131112 is an apocalyptic number.
211043131112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
211043131112 is an abundant number, since it is smaller than the sum of its proper divisors (220636000888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211043131112 is a wasteful number, since it uses less digits than its factorization.
211043131112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2398217416 (or 2398217412 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 211043131112 its reverse (211131340112), we get a palindrome (422174471224).
The spelling of 211043131112 in words is "two hundred eleven billion, forty-three million, one hundred thirty-one thousand, one hundred twelve".
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