Base | Representation |
---|---|
bin | 100000110111011… |
… | …001011011101101 |
3 | 1102102112200000011 |
4 | 200313121123231 |
5 | 2112124034010 |
6 | 130414133221 |
7 | 16443522532 |
oct | 4067313355 |
9 | 1372480004 |
10 | 551393005 |
11 | 2632797a9 |
12 | 1347b1211 |
13 | 8a30a567 |
14 | 53332d89 |
15 | 3361aa8a |
hex | 20dd96ed |
551393005 has 8 divisors (see below), whose sum is σ = 661874400. Its totient is φ = 440979216.
The previous prime is 551392993. The next prime is 551393021. The reversal of 551393005 is 500393155.
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 551393005 - 215 = 551360237 is a prime.
It is a congruent number.
It is an unprimeable number.
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, 3226 + ... + 33364.
It is an arithmetic number, because the mean of its divisors is an integer number (82734300).
Almost surely, 2551393005 is an apocalyptic number.
It is an amenable number.
551393005 is a deficient number, since it is larger than the sum of its proper divisors (110481395).
551393005 is a wasteful number, since it uses less digits than its factorization.
551393005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33803.
The product of its (nonzero) digits is 10125, while the sum is 31.
The square root of 551393005 is about 23481.7589843691. The cubic root of 551393005 is about 820.0123957079.
The spelling of 551393005 in words is "five hundred fifty-one million, three hundred ninety-three thousand, five".
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