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2485000 = 2354771
BaseRepresentation
bin1001011110101100001000
311200020210001
421132230020
51114010000
6125132344
730056620
oct11365410
94606701
102485000
111448021
129ba0b4
1369011b
14489880
1534146a
hex25eb08

2485000 has 80 divisors (see below), whose sum is σ = 6747840. Its totient is φ = 840000.

The previous prime is 2484973. The next prime is 2485001. The reversal of 2485000 is 5842.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2485001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 34965 + ... + 35035.

It is an arithmetic number, because the mean of its divisors is an integer number (84348).

22485000 is an apocalyptic number.

2485000 is a gapful number since it is divisible by the number (20) 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 2485000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3373920).

2485000 is an abundant number, since it is smaller than the sum of its proper divisors (4262840).

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

2485000 is an equidigital number, since it uses as much as digits as its factorization.

2485000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2485000 is about 1576.3882770434. The cubic root of 2485000 is about 135.4488943677.

The spelling of 2485000 in words is "two million, four hundred eighty-five thousand".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 71 100 125 140 142 175 200 250 280 284 350 355 497 500 568 625 700 710 875 994 1000 1250 1400 1420 1750 1775 1988 2485 2500 2840 3500 3550 3976 4375 4970 5000 7000 7100 8750 8875 9940 12425 14200 17500 17750 19880 24850 35000 35500 44375 49700 62125 71000 88750 99400 124250 177500 248500 310625 355000 497000 621250 1242500 2485000