Base | Representation |
---|---|
bin | 1000101001010111… |
… | …1101011010111100 |
3 | 12222202101122110200 |
4 | 2022111331122330 |
5 | 14223134344122 |
6 | 1022151203500 |
7 | 111342165015 |
oct | 21225753274 |
9 | 5882348420 |
10 | 2321012412 |
11 | a91172a84 |
12 | 549376590 |
13 | 2acb21334 |
14 | 18037c00c |
15 | d8b725ac |
hex | 8a57d6bc |
2321012412 has 72 divisors (see below), whose sum is σ = 6223176960. Its totient is φ = 727328160.
The previous prime is 2321012401. The next prime is 2321012417. The reversal of 2321012412 is 2142101232.
It is a happy number.
2321012412 is a `hidden beast` number, since 232 + 10 + 12 + 412 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2321012417) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76653 + ... + 102555.
Almost surely, 22321012412 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 2321012412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3111588480).
2321012412 is an abundant number, since it is smaller than the sum of its proper divisors (3902164548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2321012412 is a wasteful number, since it uses less digits than its factorization.
2321012412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26063 (or 26058 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 2321012412 is about 48176.8866989140. The cubic root of 2321012412 is about 1324.0137266096.
Adding to 2321012412 its reverse (2142101232), we get a palindrome (4463113644).
The spelling of 2321012412 in words is "two billion, three hundred twenty-one million, twelve thousand, four hundred twelve".
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