Base | Representation |
---|---|
bin | 11001000010101… |
… | …011100010001101 |
3 | 1002021112222010200 |
4 | 121002223202031 |
5 | 1330023224010 |
6 | 105404524113 |
7 | 13261033365 |
oct | 3102534215 |
9 | 1067488120 |
10 | 420133005 |
11 | 1a6177166 |
12 | b8850639 |
13 | 69070416 |
14 | 3db259a5 |
15 | 26d3dcc0 |
hex | 190ab88d |
420133005 has 48 divisors (see below), whose sum is σ = 770964480. Its totient is φ = 211284864.
The previous prime is 420133001. The next prime is 420133013. The reversal of 420133005 is 500331024.
It is not a de Polignac number, because 420133005 - 22 = 420133001 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420133001) 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 47 ways as a sum of consecutive naturals, for example, 52372 + ... + 59858.
It is an arithmetic number, because the mean of its divisors is an integer number (16061760).
Almost surely, 2420133005 is an apocalyptic number.
420133005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
420133005 is a deficient number, since it is larger than the sum of its proper divisors (350831475).
420133005 is a wasteful number, since it uses less digits than its factorization.
420133005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7570 (or 7567 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 420133005 is about 20497.1462647853. The cubic root of 420133005 is about 748.9662825589.
Adding to 420133005 its reverse (500331024), we get a palindrome (920464029).
The spelling of 420133005 in words is "four hundred twenty million, one hundred thirty-three thousand, five".
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