Search a number
-
+
54309888000 = 21332537183
BaseRepresentation
bin110010100101000111…
…110010000000000000
312012011221122011111100
4302211013302000000
51342211312404000
640541041214400
73631564300614
oct624507620000
9165157564440
1054309888000
112103a574765
12a638331400
135176941b04
1428b2cad344
15162ce2da00
hexca51f2000

54309888000 has 672 divisors, whose sum is σ = 200943130752. Its totient is φ = 14106624000.

The previous prime is 54309887999. The next prime is 54309888019. The reversal of 54309888000 is 88890345.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 654335959 + ... + 654336041.

It is an arithmetic number, because the mean of its divisors is an integer number (299022516).

Almost surely, 254309888000 is an apocalyptic number.

54309888000 is a gapful number since it is divisible by the number (50) 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 54309888000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100471565376).

54309888000 is an abundant number, since it is smaller than the sum of its proper divisors (146633242752).

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

54309888000 is an equidigital number, since it uses as much as digits as its factorization.

54309888000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 54309888000 in words is "fifty-four billion, three hundred nine million, eight hundred eighty-eight thousand".