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2000650 = 25240013
BaseRepresentation
bin111101000011100001010
310202122101011
413220130022
51003010100
6110514134
723001541
oct7503412
93678334
102000650
111147133
1280594a
13550822
143a1158
15297bba
hex1e870a

2000650 has 12 divisors (see below), whose sum is σ = 3721302. Its totient is φ = 800240.

The previous prime is 2000639. The next prime is 2000653. The reversal of 2000650 is 560002.

It can be written as a sum of positive squares in 3 ways, for example, as 1418481 + 582169 = 1191^2 + 763^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2000650.

It is not an unprimeable number, because it can be changed into a prime (2000653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19957 + ... + 20056.

22000650 is an apocalyptic number.

2000650 is a deficient number, since it is larger than the sum of its proper divisors (1720652).

2000650 is a wasteful number, since it uses less digits than its factorization.

2000650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40025 (or 40020 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2000650 is about 1414.4433534080. The cubic root of 2000650 is about 126.0057526558.

Adding to 2000650 its reverse (560002), we get a palindrome (2560652).

The spelling of 2000650 in words is "two million, six hundred fifty", and thus it is an aban number.

Divisors: 1 2 5 10 25 50 40013 80026 200065 400130 1000325 2000650