Base | Representation |
---|---|
bin | 100000111101000… |
… | …111000111110101 |
3 | 1102112100202200121 |
4 | 200331013013311 |
5 | 2113020001434 |
6 | 130510211541 |
7 | 16462331506 |
oct | 4075070765 |
9 | 1375322617 |
10 | 552890869 |
11 | 264102103 |
12 | 1351b3bb1 |
13 | 8a71327b |
14 | 53602bad |
15 | 338147b4 |
hex | 20f471f5 |
552890869 has 2 divisors, whose sum is σ = 552890870. Its totient is φ = 552890868.
The previous prime is 552890857. The next prime is 552890903. The reversal of 552890869 is 968098255.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 371988369 + 180902500 = 19287^2 + 13450^2 .
It is a cyclic number.
It is not a de Polignac number, because 552890869 - 213 = 552882677 is a prime.
It is a super-2 number, since 2×5528908692 = 611376626047150322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (552890809) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276445434 + 276445435.
It is an arithmetic number, because the mean of its divisors is an integer number (276445435).
Almost surely, 2552890869 is an apocalyptic number.
It is an amenable number.
552890869 is a deficient number, since it is larger than the sum of its proper divisors (1).
552890869 is an equidigital number, since it uses as much as digits as its factorization.
552890869 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1555200, while the sum is 52.
The square root of 552890869 is about 23513.6315570352. The cubic root of 552890869 is about 820.7542480177.
The spelling of 552890869 in words is "five hundred fifty-two million, eight hundred ninety thousand, eight hundred sixty-nine".
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