Base | Representation |
---|---|
bin | 1100001111100010111… |
… | …0010011111101000100 |
3 | 202002220100111010101210 |
4 | 3003320232103331010 |
5 | 11421224304221012 |
6 | 240342550051420 |
7 | 21124130502603 |
oct | 3037056237504 |
9 | 662810433353 |
10 | 210331320132 |
11 | 812236019aa |
12 | 3491b649b70 |
13 | 16aac85225b |
14 | a27424ba3a |
15 | 571047b23c |
hex | 30f8b93f44 |
210331320132 has 96 divisors (see below), whose sum is σ = 523065755520. Its totient is φ = 65552302080.
The previous prime is 210331320131. The next prime is 210331320163. The reversal of 210331320132 is 231023133012.
It is a junction number, because it is equal to n+sod(n) for n = 210331320099 and 210331320108.
It is not an unprimeable number, because it can be changed into a prime (210331320131) 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, 47359032 + ... + 47363472.
It is an arithmetic number, because the mean of its divisors is an integer number (5448601620).
Almost surely, 2210331320132 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 210331320132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261532877760).
210331320132 is an abundant number, since it is smaller than the sum of its proper divisors (312734435388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210331320132 is a wasteful number, since it uses less digits than its factorization.
210331320132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5941 (or 5939 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 210331320132 its reverse (231023133012), we get a palindrome (441354453144).
The spelling of 210331320132 in words is "two hundred ten billion, three hundred thirty-one million, three hundred twenty thousand, one hundred thirty-two".
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