Base | Representation |
---|---|
bin | 1100011011000110001… |
… | …0101011001010101001 |
3 | 202101220110001202020020 |
4 | 3012301202223022221 |
5 | 11444102101220231 |
6 | 242014353351053 |
7 | 21264021346404 |
oct | 3066142531251 |
9 | 671813052206 |
10 | 213432054441 |
11 | 82574915541 |
12 | 35445b68489 |
13 | 17185076598 |
14 | a489d96d3b |
15 | 58427bc396 |
hex | 31b18ab2a9 |
213432054441 has 16 divisors (see below), whose sum is σ = 286741598976. Its totient is φ = 141207832656.
The previous prime is 213432054439. The next prime is 213432054449. The reversal of 213432054441 is 144450234312.
It is not a de Polignac number, because 213432054441 - 21 = 213432054439 is a prime.
It is not an unprimeable number, because it can be changed into a prime (213432054449) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14466 + ... + 653508.
It is an arithmetic number, because the mean of its divisors is an integer number (17921349936).
Almost surely, 2213432054441 is an apocalyptic number.
It is an amenable number.
213432054441 is a deficient number, since it is larger than the sum of its proper divisors (73309544535).
213432054441 is a wasteful number, since it uses less digits than its factorization.
213432054441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 639892.
The product of its (nonzero) digits is 46080, while the sum is 33.
Adding to 213432054441 its reverse (144450234312), we get a palindrome (357882288753).
The spelling of 213432054441 in words is "two hundred thirteen billion, four hundred thirty-two million, fifty-four thousand, four hundred forty-one".
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