Base | Representation |
---|---|
bin | 1100011011000110001… |
… | …0111001011111110101 |
3 | 202101220110011201202022 |
4 | 3012301202321133311 |
5 | 11444102110110031 |
6 | 242014354522525 |
7 | 21264022012502 |
oct | 3066142713765 |
9 | 671813151668 |
10 | 213432113141 |
11 | 82574955655 |
12 | 35445b96445 |
13 | 17185097210 |
14 | a489db04a9 |
15 | 58427ce97b |
hex | 31b18b97f5 |
213432113141 has 4 divisors (see below), whose sum is σ = 229849968012. Its totient is φ = 197014258272.
The previous prime is 213432113123. The next prime is 213432113183. The reversal of 213432113141 is 141311234312.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 66214097041 + 147218016100 = 257321^2 + 383690^2 .
It is a de Polignac number, because none of the positive numbers 2k-213432113141 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 213432113141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213432116141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8208927416 + ... + 8208927441.
It is an arithmetic number, because the mean of its divisors is an integer number (57462492003).
Almost surely, 2213432113141 is an apocalyptic number.
It is an amenable number.
213432113141 is a deficient number, since it is larger than the sum of its proper divisors (16417854871).
213432113141 is a wasteful number, since it uses less digits than its factorization.
213432113141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16417854870.
The product of its digits is 1728, while the sum is 26.
Adding to 213432113141 its reverse (141311234312), we get a palindrome (354743347453).
The spelling of 213432113141 in words is "two hundred thirteen billion, four hundred thirty-two million, one hundred thirteen thousand, one hundred forty-one".
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