Search a number
-
+
38328076800 = 2933521319449
BaseRepresentation
bin100011101100100010…
…000000101000000000
310122221011001001001000
4203230202000220000
51111443441424200
625335131412000
72524543164066
oct435442005000
9118834031030
1038328076800
1115289222432
127517bb4000
1337ca8867b0
141bd8514036
15ee4d2c300
hex8ec880a00

38328076800 has 960 divisors, whose sum is σ = 159833520000. Its totient is φ = 8918138880.

The previous prime is 38328076793. The next prime is 38328076823. The reversal of 38328076800 is 867082383.

It is a tau number, because it is divible by the number of its divisors (960).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 85362976 + ... + 85363424.

It is an arithmetic number, because the mean of its divisors is an integer number (166493250).

Almost surely, 238328076800 is an apocalyptic number.

38328076800 is a gapful number since it is divisible by the number (30) 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 38328076800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79916760000).

38328076800 is an abundant number, since it is smaller than the sum of its proper divisors (121505443200).

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

38328076800 is a wasteful number, since it uses less digits than its factorization.

38328076800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 38328076800 in words is "thirty-eight billion, three hundred twenty-eight million, seventy-six thousand, eight hundred".