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16319883840 = 2635132100591
BaseRepresentation
bin11110011001011110…
…11010101001000000
31120010100201222221020
433030233122221000
5231410342240330
611255223425440
71115264503161
oct171457325100
946110658836
1016319883840
116a15170307
1231b55b5280
131701126600
14b0b63d768
15657b31210
hex3ccbdaa40

16319883840 has 168 divisors, whose sum is σ = 56108608128. Its totient is φ = 4017162240.

The previous prime is 16319883829. The next prime is 16319883847. The reversal of 16319883840 is 4838891361.

16319883840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16319883847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111945 + ... + 212535.

Almost surely, 216319883840 is an apocalyptic number.

16319883840 is a gapful number since it is divisible by the number (10) 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 16319883840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28054304064).

16319883840 is an abundant number, since it is smaller than the sum of its proper divisors (39788724288).

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

16319883840 is a wasteful number, since it uses less digits than its factorization.

16319883840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100637 (or 100614 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 16319883840 in words is "sixteen billion, three hundred nineteen million, eight hundred eighty-three thousand, eight hundred forty".