Search a number
-
+
4885442311680 = 29335721931279
BaseRepresentation
bin100011100010111101100…
…0011011011011000000000
3122022001011212121121001000
41013011323003123120000
51120020341212433210
614220201411412000
71012650546322500
oct107057303333000
918261155547030
104885442311680
1116139a4904797
1266a9b88b4000
13295906572b88
1412c65715ba00
1587135442ac0
hex4717b0db600

4885442311680 has 2880 divisors, whose sum is σ = 22234684032000. Its totient is φ = 1010815303680.

The previous prime is 4885442311679. The next prime is 4885442311723. The reversal of 4885442311680 is 861132445884.

4885442311680 is a `hidden beast` number, since 4 + 8 + 8 + 5 + 442 + 3 + 116 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (2880).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 61841041881 + ... + 61841041959.

It is an arithmetic number, because the mean of its divisors is an integer number (7720376400).

Almost surely, 24885442311680 is an apocalyptic number.

4885442311680 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 4885442311680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11117342016000).

4885442311680 is an abundant number, since it is smaller than the sum of its proper divisors (17349241720320).

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

4885442311680 is a wasteful number, since it uses less digits than its factorization.

4885442311680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 54.

The spelling of 4885442311680 in words is "four trillion, eight hundred eighty-five billion, four hundred forty-two million, three hundred eleven thousand, six hundred eighty".