Search a number
-
+
4809480906 = 231942188429
BaseRepresentation
bin1000111101010101…
…01101101011001010
3110102011212221111110
410132222231223022
534322211342111
62113123511150
7230116625136
oct43652555312
913364787443
104809480906
11204891020a
12b228284b6
135b8543ab9
14338a6a3c6
151d23715a6
hex11eaadaca

4809480906 has 16 divisors (see below), whose sum is σ = 10125223200. Its totient is φ = 1518783408.

The previous prime is 4809480799. The next prime is 4809480911. The reversal of 4809480906 is 6090849084.

It is a super-3 number, since 3×48094809063 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21094101 + ... + 21094328.

It is an arithmetic number, because the mean of its divisors is an integer number (632826450).

Almost surely, 24809480906 is an apocalyptic number.

4809480906 is an abundant number, since it is smaller than the sum of its proper divisors (5315742294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4809480906 is a wasteful number, since it uses less digits than its factorization.

4809480906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42188453.

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 4809480906 is about 69350.4210946120. The cubic root of 4809480906 is about 1687.9752259809.

The spelling of 4809480906 in words is "four billion, eight hundred nine million, four hundred eighty thousand, nine hundred six".

Divisors: 1 2 3 6 19 38 57 114 42188429 84376858 126565287 253130574 801580151 1603160302 2404740453 4809480906