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4989685320 = 2333523376189
BaseRepresentation
bin1001010010110100…
…01000111001001000
3110212201222021111000
410221122020321020
540204324412240
62143042135000
7234435424344
oct45132107110
913781867430
104989685320
112130602484
12b73051460
13616989a29
14354978624
151e30ba430
hex129688e48

4989685320 has 512 divisors, whose sum is σ = 18320256000. Its totient is φ = 1204346880.

The previous prime is 4989685313. The next prime is 4989685367. The reversal of 4989685320 is 235869894.

4989685320 is a `hidden beast` number, since 49 + 8 + 9 + 68 + 532 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 127 ways as a sum of consecutive naturals, for example, 56063836 + ... + 56063924.

It is an arithmetic number, because the mean of its divisors is an integer number (35781750).

Almost surely, 24989685320 is an apocalyptic number.

4989685320 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 4989685320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9160128000).

4989685320 is an abundant number, since it is smaller than the sum of its proper divisors (13330570680).

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

4989685320 is a wasteful number, since it uses less digits than its factorization.

4989685320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The square root of 4989685320 is about 70637.7046625950. The cubic root of 4989685320 is about 1708.7992801963.

The spelling of 4989685320 in words is "four billion, nine hundred eighty-nine million, six hundred eighty-five thousand, three hundred twenty".