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52800500250 = 2325323466889
BaseRepresentation
bin110001001011001001…
…111011001000011010
312001021202110022202100
4301023021323020122
51331113412002000
640131201544230
73546305563341
oct611311731032
9161252408670
1052800500250
1120435562373
12a296945076
134c96013874
1427ac644b58
15159067ca00
hexc4b27b21a

52800500250 has 48 divisors (see below), whose sum is σ = 142772558760. Its totient is φ = 14080132800.

The previous prime is 52800500227. The next prime is 52800500261. The reversal of 52800500250 is 5200500825.

It can be written as a sum of positive squares in 4 ways, for example, as 22636105209 + 30164395041 = 150453^2 + 173679^2 .

It is an unprimeable number.

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, 11731195 + ... + 11735694.

Almost surely, 252800500250 is an apocalyptic number.

52800500250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52800500250 is an abundant number, since it is smaller than the sum of its proper divisors (89972058510).

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

52800500250 is a wasteful number, since it uses less digits than its factorization.

52800500250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23466912 (or 23466899 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 52800500250 in words is "fifty-two billion, eight hundred million, five hundred thousand, two hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 125 150 225 250 375 450 750 1125 2250 23466889 46933778 70400667 117334445 140801334 211202001 234668890 352003335 422404002 586672225 704006670 1056010005 1173344450 1760016675 2112020010 2933361125 3520033350 5280050025 5866722250 8800083375 10560100050 17600166750 26400250125 52800500250