Search a number
-
+
488982393900 = 22325271113542771
BaseRepresentation
bin1110001110110011001…
…11110011010000101100
31201202011000122022222100
413013121213303100230
531002413443101100
61012345125415100
750220303524640
oct7073147632054
91652130568870
10488982393900
111794158a4a10
127a92726a490
133715969a820
1419949c8cc20
15cabd767400
hex71d99f342c

488982393900 has 432 divisors, whose sum is σ = 2057878787328. Its totient is φ = 93790656000.

The previous prime is 488982393871. The next prime is 488982393901. The reversal of 488982393900 is 9393289884.

488982393900 is a `hidden beast` number, since 4 + 8 + 8 + 9 + 8 + 239 + 390 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (488982393901) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 629515 + ... + 1172285.

It is an arithmetic number, because the mean of its divisors is an integer number (4763608304).

Almost surely, 2488982393900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 488982393900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028939393664).

488982393900 is an abundant number, since it is smaller than the sum of its proper divisors (1568896393428).

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

488982393900 is a wasteful number, since it uses less digits than its factorization.

488982393900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542822 (or 542812 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 488982393900 in words is "four hundred eighty-eight billion, nine hundred eighty-two million, three hundred ninety-three thousand, nine hundred".