Base | Representation |
---|---|
bin | 100000010001010… |
… | …010111110011001 |
3 | 1101201202020011001 |
4 | 200101102332121 |
5 | 2102044430311 |
6 | 125420105001 |
7 | 16262603320 |
oct | 4021227631 |
9 | 1351666131 |
10 | 541405081 |
11 | 258677718 |
12 | 131395161 |
13 | 88221349 |
14 | 51c930b7 |
15 | 327e64c1 |
hex | 20452f99 |
541405081 has 8 divisors (see below), whose sum is σ = 618952320. Its totient is φ = 463908768.
The previous prime is 541405037. The next prime is 541405093. The reversal of 541405081 is 180504145.
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 541405081 - 27 = 541404953 is a prime.
It is a super-2 number, since 2×5414050812 = 586238923465233122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (541405021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13725 + ... + 35653.
It is an arithmetic number, because the mean of its divisors is an integer number (77369040).
Almost surely, 2541405081 is an apocalyptic number.
It is an amenable number.
541405081 is a deficient number, since it is larger than the sum of its proper divisors (77547239).
541405081 is a wasteful number, since it uses less digits than its factorization.
541405081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25463.
The product of its (nonzero) digits is 3200, while the sum is 28.
The square root of 541405081 is about 23268.1129660314. The cubic root of 541405081 is about 815.0309652380.
The spelling of 541405081 in words is "five hundred forty-one million, four hundred five thousand, eighty-one".
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