Base | Representation |
---|---|
bin | 1000101010001001… |
… | …00101001110110101 |
3 | 102222221221202100221 |
4 | 10111010211032311 |
5 | 34010003134114 |
6 | 2045133134341 |
7 | 223123340500 |
oct | 42504451665 |
9 | 12887852327 |
10 | 4648489909 |
11 | 1a75a512a8 |
12 | a9892a3b1 |
13 | 59109725b |
14 | 321520137 |
15 | 1c3170524 |
hex | 1151253b5 |
4648489909 has 24 divisors (see below), whose sum is σ = 5457736320. Its totient is φ = 3947517504.
The previous prime is 4648489891. The next prime is 4648489961. The reversal of 4648489909 is 9099848464.
It is not a de Polignac number, because 4648489909 - 225 = 4614935477 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4648489009) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3265972 + ... + 3267394.
It is an arithmetic number, because the mean of its divisors is an integer number (227405680).
Almost surely, 24648489909 is an apocalyptic number.
4648489909 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
It is an amenable number.
4648489909 is a deficient number, since it is larger than the sum of its proper divisors (809246411).
4648489909 is a wasteful number, since it uses less digits than its factorization.
4648489909 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2009 (or 2002 counting only the distinct ones).
The product of its (nonzero) digits is 17915904, while the sum is 61.
The square root of 4648489909 is about 68179.8350614021. The cubic root of 4648489909 is about 1668.9268337924.
The spelling of 4648489909 in words is "four billion, six hundred forty-eight million, four hundred eighty-nine thousand, nine hundred nine".
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