Base | Representation |
---|---|
bin | 1100010010111001101… |
… | …1010111001001001000 |
3 | 202012020010212202202210 |
4 | 3010232123113021020 |
5 | 11430100433301440 |
6 | 241012213425120 |
7 | 21155351053551 |
oct | 3045633271110 |
9 | 665203782683 |
10 | 211232322120 |
11 | 81646159046 |
12 | 34b3133b1a0 |
13 | 16bc4409a21 |
14 | a31bb89328 |
15 | 5764604a80 |
hex | 312e6d7248 |
211232322120 has 128 divisors (see below), whose sum is σ = 636572851200. Its totient is φ = 56073378816.
The previous prime is 211232322109. The next prime is 211232322131. The reversal of 211232322120 is 21223232112.
It is an interprime number because it is at equal distance from previous prime (211232322109) and next prime (211232322131).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47497737 + ... + 47502183.
It is an arithmetic number, because the mean of its divisors is an integer number (4973225400).
Almost surely, 2211232322120 is an apocalyptic number.
211232322120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 211232322120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (318286425600).
211232322120 is an abundant number, since it is smaller than the sum of its proper divisors (425340529080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211232322120 is a wasteful number, since it uses less digits than its factorization.
211232322120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6167 (or 6163 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 211232322120 its reverse (21223232112), we get a palindrome (232455554232).
The spelling of 211232322120 in words is "two hundred eleven billion, two hundred thirty-two million, three hundred twenty-two thousand, one hundred twenty".
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