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52955280000 = 273254721979
BaseRepresentation
bin110001010100011000…
…010111001010000000
312001200112200221122200
4301110120113022000
51331423022430000
640154411233200
73553165311300
oct612430271200
9161615627580
1052955280000
1120504969717
12a31a748800
134cbc0c720c
1427c5015600
15159e053500
hexc54617280

52955280000 has 1440 divisors, whose sum is σ = 236118168000. Its totient is φ = 11321856000.

The previous prime is 52955279999. The next prime is 52955280029. The reversal of 52955280000 is 8255925.

52955280000 is a `hidden beast` number, since 5 + 29 + 552 + 80 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1440).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 670319961 + ... + 670320039.

It is an arithmetic number, because the mean of its divisors is an integer number (163970950).

Almost surely, 252955280000 is an apocalyptic number.

52955280000 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 52955280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118059084000).

52955280000 is an abundant number, since it is smaller than the sum of its proper divisors (183162888000).

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

52955280000 is a wasteful number, since it uses less digits than its factorization.

52955280000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 52955280000 in words is "fifty-two billion, nine hundred fifty-five million, two hundred eighty thousand".