Search a number
-
+
481996800 = 2123252523
BaseRepresentation
bin11100101110101…
…011000000000000
31020120221222022100
4130232223000000
51441342344200
6115454510400
714641622325
oct3456530000
91216858270
10481996800
1122809036a
12115505400
1378b2080c
144802ab4c
152c4add00
hex1cbab000

481996800 has 234 divisors, whose sum is σ = 1729709852. Its totient is φ = 128286720.

The previous prime is 481996799. The next prime is 481996811. The reversal of 481996800 is 8699184.

481996800 is a `hidden beast` number, since 481 + 9 + 96 + 80 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 921339 + ... + 921861.

Almost surely, 2481996800 is an apocalyptic number.

481996800 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 481996800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (864854926).

481996800 is an abundant number, since it is smaller than the sum of its proper divisors (1247713052).

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

481996800 is a wasteful number, since it uses less digits than its factorization.

481996800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 481996800 is about 21954.4255219762. The cubic root of 481996800 is about 784.0577494598.

The spelling of 481996800 in words is "four hundred eighty-one million, nine hundred ninety-six thousand, eight hundred".