Base | Representation |
---|---|
bin | 100001000000101… |
… | …110100111101001 |
3 | 1102121010221101120 |
4 | 201000232213221 |
5 | 2113240322311 |
6 | 130542405453 |
7 | 16503361125 |
oct | 4100564751 |
9 | 1377127346 |
10 | 553839081 |
11 | 26469a554 |
12 | 135590889 |
13 | 8a985a43 |
14 | 537ac585 |
15 | 33950706 |
hex | 2102e9e9 |
553839081 has 4 divisors (see below), whose sum is σ = 738452112. Its totient is φ = 369226052.
The previous prime is 553839061. The next prime is 553839127. The reversal of 553839081 is 180938355.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 553839081 - 26 = 553839017 is a prime.
It is a super-2 number, since 2×5538390812 = 613475455285849122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (553839001) 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 3 ways as a sum of consecutive naturals, for example, 92306511 + ... + 92306516.
It is an arithmetic number, because the mean of its divisors is an integer number (184613028).
Almost surely, 2553839081 is an apocalyptic number.
It is an amenable number.
553839081 is a deficient number, since it is larger than the sum of its proper divisors (184613031).
553839081 is a wasteful number, since it uses less digits than its factorization.
553839081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184613030.
The product of its (nonzero) digits is 129600, while the sum is 42.
The square root of 553839081 is about 23533.7859470167. The cubic root of 553839081 is about 821.2231799493.
The spelling of 553839081 in words is "five hundred fifty-three million, eight hundred thirty-nine thousand, eighty-one".
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