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5250400200 = 23325215591871
BaseRepresentation
bin1001110001111001…
…01011111111001000
3111112220112222001200
410320330223333020
541223100301300
62224554144200
7244052444133
oct47074537710
914486488050
105250400200
112254794421
121026422060
136589b14a6
1437b44321a
1520ae19200
hex138f2bfc8

5250400200 has 144 divisors (see below), whose sum is σ = 17653334400. Its totient is φ = 1398460800.

The previous prime is 5250400163. The next prime is 5250400201. The reversal of 5250400200 is 20040525.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (5250400201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2805265 + ... + 2807135.

It is an arithmetic number, because the mean of its divisors is an integer number (122592600).

Almost surely, 25250400200 is an apocalyptic number.

5250400200 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 5250400200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8826667200).

5250400200 is an abundant number, since it is smaller than the sum of its proper divisors (12402934200).

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

5250400200 is a wasteful number, since it uses less digits than its factorization.

5250400200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3452 (or 3440 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 5250400200 is about 72459.6453206887. The cubic root of 5250400200 is about 1738.0574834120.

Adding to 5250400200 its reverse (20040525), we get a palindrome (5270440725).

It can be divided in two parts, 5250 and 400200, that added together give a triangular number (405450 = T900).

The spelling of 5250400200 in words is "five billion, two hundred fifty million, four hundred thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 1559 1800 1871 3118 3742 4677 5613 6236 7484 7795 9354 9355 11226 12472 14031 14968 15590 16839 18708 18710 22452 23385 28062 28065 31180 33678 37416 37420 38975 44904 46770 46775 56124 56130 62360 67356 70155 74840 77950 84195 93540 93550 112248 112260 116925 134712 140310 140325 155900 168390 187080 187100 224520 233850 280620 280650 311800 336780 350775 374200 420975 467700 561240 561300 673560 701550 841950 935400 1122600 1403100 1683900 2806200 2916889 3367800 5833778 8750667 11667556 14584445 17501334 23335112 26252001 29168890 35002668 43753335 52504002 58337780 70005336 72922225 87506670 105008004 116675560 131260005 145844450 175013340 210016008 218766675 262520010 291688900 350026680 437533350 525040020 583377800 656300025 875066700 1050080040 1312600050 1750133400 2625200100 5250400200