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5286400 = 2952759
BaseRepresentation
bin10100001010101000000000
3100221120120121
4110022220000
52323131100
6305150024
762635150
oct24125000
910846517
105286400
112a90829
12192b314
131131262
149b8760
156e651a
hex50aa00

5286400 has 120 divisors (see below), whose sum is σ = 15222240. Its totient is φ = 1781760.

The previous prime is 5286373. The next prime is 5286409. The reversal of 5286400 is 46825.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (5286409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89571 + ... + 89629.

It is an arithmetic number, because the mean of its divisors is an integer number (126852).

Almost surely, 25286400 is an apocalyptic number.

5286400 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 5286400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7611120).

5286400 is an abundant number, since it is smaller than the sum of its proper divisors (9935840).

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

5286400 is an equidigital number, since it uses as much as digits as its factorization.

5286400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 5286400 is about 2299.2172581120. The cubic root of 5286400 is about 174.2020816800.

The spelling of 5286400 in words is "five million, two hundred eighty-six thousand, four hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 59 64 70 80 100 112 118 128 140 160 175 200 224 236 256 280 295 320 350 400 413 448 472 512 560 590 640 700 800 826 896 944 1120 1180 1280 1400 1475 1600 1652 1792 1888 2065 2240 2360 2560 2800 2950 3200 3304 3584 3776 4130 4480 4720 5600 5900 6400 6608 7552 8260 8960 9440 10325 11200 11800 12800 13216 15104 16520 17920 18880 20650 22400 23600 26432 30208 33040 37760 41300 44800 47200 52864 66080 75520 82600 89600 94400 105728 132160 151040 165200 188800 211456 264320 330400 377600 528640 660800 755200 1057280 1321600 2643200 5286400