Base | Representation |
---|---|
bin | 1100001111100010110… |
… | …1100110010001010100 |
3 | 202002220100010121201102 |
4 | 3003320231212101110 |
5 | 11421224232224022 |
6 | 240342542045232 |
7 | 21124126063220 |
oct | 3037055462124 |
9 | 662810117642 |
10 | 210331133012 |
11 | 81223494360 |
12 | 3491b579818 |
13 | 16aac7b8030 |
14 | a2741dd780 |
15 | 5710440a92 |
hex | 30f8b66454 |
210331133012 has 96 divisors (see below), whose sum is σ = 499300435200. Its totient is φ = 74863595520.
The previous prime is 210331133011. The next prime is 210331133101.
210331133012 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×2103311330122 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210331133011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117614 + ... + 659162.
It is an arithmetic number, because the mean of its divisors is an integer number (5201046200).
Almost surely, 2210331133012 is an apocalyptic number.
210331133012 is a gapful number since it is divisible by the number (22) 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 210331133012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249650217600).
210331133012 is an abundant number, since it is smaller than the sum of its proper divisors (288969302188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210331133012 is a wasteful number, since it uses less digits than its factorization.
210331133012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 541681 (or 541679 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 20.
It can be divided in two parts, 210331 and 133012, that added together give a palindrome (343343).
The spelling of 210331133012 in words is "two hundred ten billion, three hundred thirty-one million, one hundred thirty-three thousand, twelve".
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