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4803840 = 28335139
BaseRepresentation
bin10010010100110100000000
3100001001122000
4102110310000
52212210330
6250544000
755555236
oct22246400
910031560
104803840
112791218
121738000
13cc2712
148d0956
1564d560
hex494d00

4803840 has 144 divisors (see below), whose sum is σ = 17169600. Its totient is φ = 1271808.

The previous prime is 4803797. The next prime is 4803857. The reversal of 4803840 is 483084.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34491 + ... + 34629.

Almost surely, 24803840 is an apocalyptic number.

4803840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4803840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8584800).

4803840 is an abundant number, since it is smaller than the sum of its proper divisors (12365760).

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

4803840 is a wasteful number, since it uses less digits than its factorization.

4803840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4803840 is about 2191.7664109115. The cubic root of 4803840 is about 168.7315041457.

The spelling of 4803840 in words is "four million, eight hundred three thousand, eight hundred forty".