Base | Representation |
---|---|
bin | 100001010001111… |
… | …010000011111101 |
3 | 1102220121201210001 |
4 | 201101322003331 |
5 | 2120413424042 |
6 | 131223114301 |
7 | 16556555254 |
oct | 4121720375 |
9 | 1386551701 |
10 | 558342397 |
11 | 2671959a8 |
12 | 136ba2991 |
13 | 8b8a1722 |
14 | 5422179b |
15 | 3403ebb7 |
hex | 2147a0fd |
558342397 has 4 divisors (see below), whose sum is σ = 561898876. Its totient is φ = 554785920.
The previous prime is 558342391. The next prime is 558342413. The reversal of 558342397 is 793243855.
558342397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 793243855 = 5 ⋅158648771.
It can be written as a sum of positive squares in 2 ways, for example, as 345736836 + 212605561 = 18594^2 + 14581^2 .
It is a cyclic number.
It is not a de Polignac number, because 558342397 - 219 = 557818109 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 (558342391) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778004 + ... + 1778317.
It is an arithmetic number, because the mean of its divisors is an integer number (140474719).
Almost surely, 2558342397 is an apocalyptic number.
It is an amenable number.
558342397 is a deficient number, since it is larger than the sum of its proper divisors (3556479).
558342397 is a wasteful number, since it uses less digits than its factorization.
558342397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3556478.
The product of its digits is 907200, while the sum is 46.
The square root of 558342397 is about 23629.2699210111. The cubic root of 558342397 is about 823.4429877755.
The spelling of 558342397 in words is "five hundred fifty-eight million, three hundred forty-two thousand, three hundred ninety-seven".
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