Base | Representation |
---|---|
bin | 100000101110110… |
… | …011110111010101 |
3 | 1102021022022011121 |
4 | 200232303313111 |
5 | 2111040020343 |
6 | 130254003541 |
7 | 16415426002 |
oct | 4056636725 |
9 | 1367268147 |
10 | 549141973 |
11 | 261a81546 |
12 | 133aa65b1 |
13 | 899ccaa3 |
14 | 52d088a9 |
15 | 33323aed |
hex | 20bb3dd5 |
549141973 has 8 divisors (see below), whose sum is σ = 583504128. Its totient is φ = 515008704.
The previous prime is 549141917. The next prime is 549141977. The reversal of 549141973 is 379141945.
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 549141973 - 221 = 547044821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (549141977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52261 + ... + 61882.
It is an arithmetic number, because the mean of its divisors is an integer number (72938016).
Almost surely, 2549141973 is an apocalyptic number.
It is an amenable number.
549141973 is a deficient number, since it is larger than the sum of its proper divisors (34362155).
549141973 is a wasteful number, since it uses less digits than its factorization.
549141973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114443.
The product of its digits is 136080, while the sum is 43.
The square root of 549141973 is about 23433.7784618700. The cubic root of 549141973 is about 818.8949883822.
The spelling of 549141973 in words is "five hundred forty-nine million, one hundred forty-one thousand, nine hundred seventy-three".
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