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5100000 = 2535517
BaseRepresentation
bin10011011101000111100000
3100121002212220
4103131013200
52301200000
6301151040
761230543
oct23350740
910532786
105100000
112973784
12185b480
131097469
1496a85a
156ab1a0
hex4dd1e0

5100000 has 144 divisors (see below), whose sum is σ = 17717616. Its totient is φ = 1280000.

The previous prime is 5099993. The next prime is 5100071. The reversal of 5100000 is 15.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 299992 + ... + 300008.

It is an arithmetic number, because the mean of its divisors is an integer number (123039).

Almost surely, 25100000 is an apocalyptic number.

5100000 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 5100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8858808).

5100000 is an abundant number, since it is smaller than the sum of its proper divisors (12617616).

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

5100000 is an equidigital number, since it uses as much as digits as its factorization.

5100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55 (or 27 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 6.

The square root of 5100000 is about 2258.3179581272. The cubic root of 5100000 is about 172.1300620726.

Adding to 5100000 its reverse (15), we get a palindrome (5100015).

The spelling of 5100000 in words is "five million, one hundred thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 32 34 40 48 50 51 60 68 75 80 85 96 100 102 120 125 136 150 160 170 200 204 240 250 255 272 300 340 375 400 408 425 480 500 510 544 600 625 680 750 800 816 850 1000 1020 1200 1250 1275 1360 1500 1632 1700 1875 2000 2040 2125 2400 2500 2550 2720 3000 3125 3400 3750 4000 4080 4250 5000 5100 6000 6250 6375 6800 7500 8160 8500 9375 10000 10200 10625 12000 12500 12750 13600 15000 17000 18750 20000 20400 21250 25000 25500 30000 31875 34000 37500 40800 42500 50000 51000 53125 60000 63750 68000 75000 85000 100000 102000 106250 127500 150000 159375 170000 204000 212500 255000 300000 318750 340000 425000 510000 637500 850000 1020000 1275000 1700000 2550000 5100000