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6882416640 = 211335113173
BaseRepresentation
bin1100110100011100…
…10101100000000000
3122202122110222202000
412122032111200000
5103043344313030
63054534024000
7332360401431
oct63216254000
918678428660
106882416640
112a11a43540
121400aa8000
13858b46ca8
144940ad488
152a433e860
hex19a395800

6882416640 has 768 divisors, whose sum is σ = 27927244800. Its totient is φ = 1592524800.

The previous prime is 6882416623. The next prime is 6882416641. The reversal of 6882416640 is 466142886.

It is a tau number, because it is divible by the number of its divisors (768).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6882416641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94279644 + ... + 94279716.

It is an arithmetic number, because the mean of its divisors is an integer number (36363600).

Almost surely, 26882416640 is an apocalyptic number.

6882416640 is a gapful number since it is divisible by the number (60) 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 6882416640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13963622400).

6882416640 is an abundant number, since it is smaller than the sum of its proper divisors (21044828160).

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

6882416640 is a wasteful number, since it uses less digits than its factorization.

6882416640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The square root of 6882416640 is about 82960.3317254699. The cubic root of 6882416640 is about 1902.1597453625.

The spelling of 6882416640 in words is "six billion, eight hundred eighty-two million, four hundred sixteen thousand, six hundred forty".