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4684800020 = 225234240001
BaseRepresentation
bin1000101110011110…
…00110000000010100
3110002111021111110212
410113033012000110
534043302100040
62052511304552
7224044100045
oct42717060024
913074244425
104684800020
111a944a165a
12aa8b1b158
1359876b424
143262928cc
151c6443d65
hex1173c6014

4684800020 has 12 divisors (see below), whose sum is σ = 9838080084. Its totient is φ = 1873920000.

The previous prime is 4684800019. The next prime is 4684800031. The reversal of 4684800020 is 200084864.

It can be written as a sum of positive squares in 2 ways, for example, as 724363396 + 3960436624 = 26914^2 + 62932^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4684800020.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 117119981 + ... + 117120020.

It is an arithmetic number, because the mean of its divisors is an integer number (819840007).

Almost surely, 24684800020 is an apocalyptic number.

It is an amenable number.

4684800020 is an abundant number, since it is smaller than the sum of its proper divisors (5153280064).

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

4684800020 is a wasteful number, since it uses less digits than its factorization.

4684800020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234240010 (or 234240008 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 4684800020 is about 68445.5989819652. The cubic root of 4684800020 is about 1673.2609880558.

Adding to 4684800020 its reverse (200084864), we get a palindrome (4884884884).

The spelling of 4684800020 in words is "four billion, six hundred eighty-four million, eight hundred thousand, twenty".

Divisors: 1 2 4 5 10 20 234240001 468480002 936960004 1171200005 2342400010 4684800020