Base | Representation |
---|---|
bin | 100001111011001000001… |
… | …001100010111011100000 |
3 | 22020212022102221102200000 |
4 | 201323020021202323200 |
5 | 301143324414020000 |
6 | 4542541414100000 |
7 | 330266025630453 |
oct | 41731011427340 |
9 | 8225272842600 |
10 | 2331230220000 |
11 | 81973a758660 |
12 | 31798434a600 |
13 | 13baac5a06a6 |
14 | 80b9159549a |
15 | 409922c0000 |
hex | 21ec8262ee0 |
2331230220000 has 720 divisors, whose sum is σ = 9372174844032. Its totient is φ = 565133760000.
The previous prime is 2331230219917. The next prime is 2331230220149. The reversal of 2331230220000 is 220321332.
It is a happy number.
2331230220000 is a `hidden beast` number, since 233 + 1 + 230 + 2 + 200 + 0 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (720).
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 119 ways as a sum of consecutive naturals, for example, 53438197 + ... + 53481803.
Almost surely, 22331230220000 is an apocalyptic number.
2331230220000 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 2331230220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4686087422016).
2331230220000 is an abundant number, since it is smaller than the sum of its proper divisors (7040944624032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2331230220000 is an equidigital number, since it uses as much as digits as its factorization.
2331230220000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43663 (or 43628 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 2331230220000 its reverse (220321332), we get a palindrome (2331450541332).
The spelling of 2331230220000 in words is "two trillion, three hundred thirty-one billion, two hundred thirty million, two hundred twenty thousand".
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