Base | Representation |
---|---|
bin | 110001110010010110000… |
… | …110000010000010101100 |
3 | 110010002000010101002101011 |
4 | 301302112012002002230 |
5 | 422023321401144434 |
6 | 11135421252355004 |
7 | 502116206166400 |
oct | 61622606020254 |
9 | 13102003332334 |
10 | 3421312131244 |
11 | 10a9a74560787 |
12 | 4730a6615a64 |
13 | 1ba82263a797 |
14 | bb84173d100 |
15 | 5dee2192e64 |
hex | 31c961820ac |
3421312131244 has 18 divisors (see below), whose sum is σ = 6964813981860. Its totient is φ = 1466276627592.
The previous prime is 3421312131239. The next prime is 3421312131247. The reversal of 3421312131244 is 4421312131243.
It is a happy number.
It is a super-2 number, since 2×34213121312442 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3421312131247) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8727836874 + ... + 8727837265.
Almost surely, 23421312131244 is an apocalyptic number.
It is an amenable number.
3421312131244 is an abundant number, since it is smaller than the sum of its proper divisors (3543501850616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3421312131244 is a wasteful number, since it uses less digits than its factorization.
3421312131244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17455674157 (or 17455674148 counting only the distinct ones).
The product of its digits is 13824, while the sum is 31.
Adding to 3421312131244 its reverse (4421312131243), we get a palindrome (7842624262487).
Subtracting 3421312131244 from its reverse (4421312131243), we obtain a palindrome (999999999999).
The spelling of 3421312131244 in words is "three trillion, four hundred twenty-one billion, three hundred twelve million, one hundred thirty-one thousand, two hundred forty-four".
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