Base | Representation |
---|---|
bin | 110010011100011110… |
… | …011011111011000111 |
3 | 12011210211200112222210 |
4 | 302130132123323013 |
5 | 1341412144110233 |
6 | 40514420154503 |
7 | 3625153321635 |
oct | 623436337307 |
9 | 164724615883 |
10 | 54164831943 |
11 | 20a756a9a22 |
12 | a5b7838a33 |
13 | 5152884321 |
14 | 289b910355 |
15 | 1620329163 |
hex | c9c79bec7 |
54164831943 has 8 divisors (see below), whose sum is σ = 72235150848. Its totient is φ = 36102200504.
The previous prime is 54164831923. The next prime is 54164831977. The reversal of 54164831943 is 34913846145.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54164831943 - 28 = 54164831687 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54164831892 and 54164831901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54164831923) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1905405 + ... + 1933622.
It is an arithmetic number, because the mean of its divisors is an integer number (9029393856).
Almost surely, 254164831943 is an apocalyptic number.
54164831943 is a deficient number, since it is larger than the sum of its proper divisors (18070318905).
54164831943 is a wasteful number, since it uses less digits than its factorization.
54164831943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3843733.
The product of its digits is 1244160, while the sum is 48.
The spelling of 54164831943 in words is "fifty-four billion, one hundred sixty-four million, eight hundred thirty-one thousand, nine hundred forty-three".
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