Base | Representation |
---|---|
bin | 11001000100010… |
… | …011011011111001 |
3 | 1002022100120220220 |
4 | 121010103123321 |
5 | 1330130333320 |
6 | 105422010253 |
7 | 13264455216 |
oct | 3104233371 |
9 | 1068316826 |
10 | 420558585 |
11 | 1a6437987 |
12 | b8a16989 |
13 | 6918c045 |
14 | 3dbd6b0d |
15 | 26dc4e40 |
hex | 191136f9 |
420558585 has 16 divisors (see below), whose sum is σ = 687211776. Its totient is φ = 219525248.
The previous prime is 420558581. The next prime is 420558629. The reversal of 420558585 is 585855024.
It is a cyclic number.
It is not a de Polignac number, because 420558585 - 22 = 420558581 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (420558581) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297564 + ... + 298973.
It is an arithmetic number, because the mean of its divisors is an integer number (42950736).
Almost surely, 2420558585 is an apocalyptic number.
It is an amenable number.
420558585 is a deficient number, since it is larger than the sum of its proper divisors (266653191).
420558585 is a wasteful number, since it uses less digits than its factorization.
420558585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 596592.
The product of its (nonzero) digits is 320000, while the sum is 42.
The square root of 420558585 is about 20507.5250822716. The cubic root of 420558585 is about 749.2190894093.
The spelling of 420558585 in words is "four hundred twenty million, five hundred fifty-eight thousand, five hundred eighty-five".
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