Base | Representation |
---|---|
bin | 11011111110001… |
… | …000000001010001 |
3 | 1012201000102020221 |
4 | 123332020001101 |
5 | 1430113124414 |
6 | 114322033041 |
7 | 14425506613 |
oct | 3376100121 |
9 | 1181012227 |
10 | 469270609 |
11 | 220988a55 |
12 | 1111a8781 |
13 | 762b6122 |
14 | 46476db3 |
15 | 2b2e8224 |
hex | 1bf88051 |
469270609 has 2 divisors, whose sum is σ = 469270610. Its totient is φ = 469270608.
The previous prime is 469270603. The next prime is 469270619. The reversal of 469270609 is 906072964.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 337089600 + 132181009 = 18360^2 + 11497^2 .
It is a cyclic number.
It is not a de Polignac number, because 469270609 - 215 = 469237841 is a prime.
It is not a weakly prime, because it can be changed into another prime (469270603) 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 as a sum of consecutive naturals, namely, 234635304 + 234635305.
It is an arithmetic number, because the mean of its divisors is an integer number (234635305).
Almost surely, 2469270609 is an apocalyptic number.
It is an amenable number.
469270609 is a deficient number, since it is larger than the sum of its proper divisors (1).
469270609 is an equidigital number, since it uses as much as digits as its factorization.
469270609 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 163296, while the sum is 43.
The square root of 469270609 is about 21662.6547080454. The cubic root of 469270609 is about 777.0956028803.
The spelling of 469270609 in words is "four hundred sixty-nine million, two hundred seventy thousand, six hundred nine".
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