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4855808080 = 24560697601
BaseRepresentation
bin1001000010110110…
…11100000001010000
3110112102001121102201
410201123130001100
534421041324310
62121500452544
7231221454604
oct44133340120
913472047381
104855808080
112071a82532
12b3624a154
135c5014526
14340c89504
151d6472e3a
hex1216dc050

4855808080 has 20 divisors (see below), whose sum is σ = 11289753972. Its totient is φ = 1942323200.

The previous prime is 4855808077. The next prime is 4855808137. The reversal of 4855808080 is 808085584.

It can be written as a sum of positive squares in 2 ways, for example, as 3054993984 + 1800814096 = 55272^2 + 42436^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 4855808080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30348721 + ... + 30348880.

Almost surely, 24855808080 is an apocalyptic number.

4855808080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4855808080 is an abundant number, since it is smaller than the sum of its proper divisors (6433945892).

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

4855808080 is a wasteful number, since it uses less digits than its factorization.

4855808080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60697614 (or 60697608 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 46.

The square root of 4855808080 is about 69683.6284933556. The cubic root of 4855808080 is about 1693.3777060038.

The spelling of 4855808080 in words is "four billion, eight hundred fifty-five million, eight hundred eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 60697601 121395202 242790404 303488005 485580808 606976010 971161616 1213952020 2427904040 4855808080