Base | Representation |
---|---|
bin | 11001000010111… |
… | …101011011010111 |
3 | 1002021200200200010 |
4 | 121002331123113 |
5 | 1330033100140 |
6 | 105410251303 |
7 | 13261460145 |
oct | 3102753327 |
9 | 1067620603 |
10 | 420206295 |
11 | 1a6217233 |
12 | b8886b33 |
13 | 690978a2 |
14 | 3db44595 |
15 | 26d55880 |
hex | 190bd6d7 |
420206295 has 16 divisors (see below), whose sum is σ = 673192800. Its totient is φ = 223822464.
The previous prime is 420206257. The next prime is 420206327. The reversal of 420206295 is 592602024.
It is not a de Polignac number, because 420206295 - 27 = 420206167 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 15 ways as a sum of consecutive naturals, for example, 5620 + ... + 29529.
It is an arithmetic number, because the mean of its divisors is an integer number (42074550).
Almost surely, 2420206295 is an apocalyptic number.
420206295 is a deficient number, since it is larger than the sum of its proper divisors (252986505).
420206295 is a wasteful number, since it uses less digits than its factorization.
420206295 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35954.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 420206295 is about 20498.9339966741. The cubic root of 420206295 is about 749.0098311071.
The spelling of 420206295 in words is "four hundred twenty million, two hundred six thousand, two hundred ninety-five".
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