Base | Representation |
---|---|
bin | 100001000001100… |
… | …000011110101001 |
3 | 1102121112022112102 |
4 | 201001200132221 |
5 | 2113313341210 |
6 | 130551023145 |
7 | 16505201414 |
oct | 4101403651 |
9 | 1377468472 |
10 | 554043305 |
11 | 264819a32 |
12 | 13566aab5 |
13 | 8aa2799a |
14 | 53822b7b |
15 | 33990ea5 |
hex | 210607a9 |
554043305 has 4 divisors (see below), whose sum is σ = 664851972. Its totient is φ = 443234640.
The previous prime is 554043293. The next prime is 554043307. The reversal of 554043305 is 503340455.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 503340455 = 5 ⋅100668091.
It can be written as a sum of positive squares in 2 ways, for example, as 228493456 + 325549849 = 15116^2 + 18043^2 .
It is not a de Polignac number, because 554043305 - 26 = 554043241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (554043307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55404326 + ... + 55404335.
It is an arithmetic number, because the mean of its divisors is an integer number (166212993).
Almost surely, 2554043305 is an apocalyptic number.
It is an amenable number.
554043305 is a deficient number, since it is larger than the sum of its proper divisors (110808667).
554043305 is a wasteful number, since it uses less digits than its factorization.
554043305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110808666.
The product of its (nonzero) digits is 18000, while the sum is 29.
The square root of 554043305 is about 23538.1245004779. The cubic root of 554043305 is about 821.3241075041.
The spelling of 554043305 in words is "five hundred fifty-four million, forty-three thousand, three hundred five".
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