Base | Representation |
---|---|
bin | 1100010010110011000… |
… | …0111001001111111100 |
3 | 202012011012100210211220 |
4 | 3010230300321033330 |
5 | 11430021312144122 |
6 | 241005335313340 |
7 | 21154561612260 |
oct | 3045460711774 |
9 | 665135323756 |
10 | 211204412412 |
11 | 81631426074 |
12 | 34b23b1b850 |
13 | 16bbb6b72c6 |
14 | a3181a20a0 |
15 | 5761e4025c |
hex | 312cc393fc |
211204412412 has 96 divisors (see below), whose sum is σ = 577498414080. Its totient is φ = 58816212480.
The previous prime is 211204412407. The next prime is 211204412429. The reversal of 211204412412 is 214214402112.
It is a happy number.
211204412412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 3652953 + ... + 3710319.
It is an arithmetic number, because the mean of its divisors is an integer number (6015608480).
Almost surely, 2211204412412 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 211204412412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288749207040).
211204412412 is an abundant number, since it is smaller than the sum of its proper divisors (366294001668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211204412412 is a wasteful number, since it uses less digits than its factorization.
211204412412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58491 (or 58489 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
Adding to 211204412412 its reverse (214214402112), we get a palindrome (425418814524).
The spelling of 211204412412 in words is "two hundred eleven billion, two hundred four million, four hundred twelve thousand, four hundred twelve".
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