Base | Representation |
---|---|
bin | 110000011110101000010101… |
… | …001000010010011001111110 |
3 | 1000221220210011121112201021100 |
4 | 300132220111020102121332 |
5 | 210421222333434031420 |
6 | 2033243500425513530 |
7 | 62623665224103000 |
oct | 6036502510223176 |
9 | 1027823147481240 |
10 | 213211121002110 |
11 | 61a32368448780 |
12 | 1bab58b10428a6 |
13 | 91c7951278b8a |
14 | 3a9168aad8370 |
15 | 199b19d18c190 |
hex | c1ea1521267e |
213211121002110 has 384 divisors, whose sum is σ = 706068868377600. Its totient is φ = 44251610860800.
The previous prime is 213211121002097. The next prime is 213211121002153. The reversal of 213211121002110 is 11200121112312.
It is a happy number.
213211121002110 is a `hidden beast` number, since 2 + 132 + 111 + 210 + 0 + 211 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 289285165 + ... + 290021255.
It is an arithmetic number, because the mean of its divisors is an integer number (1838721011400).
Almost surely, 2213211121002110 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213211121002110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353034434188800).
213211121002110 is an abundant number, since it is smaller than the sum of its proper divisors (492857747375490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213211121002110 is a wasteful number, since it uses less digits than its factorization.
213211121002110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 736989 (or 736972 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 18.
Adding to 213211121002110 its reverse (11200121112312), we get a palindrome (224411242114422).
The spelling of 213211121002110 in words is "two hundred thirteen trillion, two hundred eleven billion, one hundred twenty-one million, two thousand, one hundred ten".
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