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4809057 = 311612389
BaseRepresentation
bin10010010110000101100001
3100001022210020
4102112011201
52212342212
6251024053
755606401
oct22260541
910038706
104809057
112795130
12173b029
13cc4bc6
148d2801
1564ed8c
hex496161

4809057 has 16 divisors (see below), whose sum is σ = 7112640. Its totient is φ = 2865600.

The previous prime is 4809037. The next prime is 4809097. The reversal of 4809057 is 7509084.

It is not a de Polignac number, because 4809057 - 27 = 4808929 is a prime.

It is a super-3 number, since 3×48090573 (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4809017) 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, 819 + ... + 3207.

It is an arithmetic number, because the mean of its divisors is an integer number (444540).

Almost surely, 24809057 is an apocalyptic number.

It is an amenable number.

4809057 is a deficient number, since it is larger than the sum of its proper divisors (2303583).

4809057 is a wasteful number, since it uses less digits than its factorization.

4809057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 4809057 is about 2192.9562239133. The cubic root of 4809057 is about 168.7925632004.

The spelling of 4809057 in words is "four million, eight hundred nine thousand, fifty-seven".

Divisors: 1 3 11 33 61 183 671 2013 2389 7167 26279 78837 145729 437187 1603019 4809057