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620050 = 25212401
BaseRepresentation
bin10010111011000010010
31011111112211
42113120102
5124320200
621142334
75161504
oct2273022
91144484
10620050
11393942
1225a9aa
131892c2
14121d74
15c3aba
hex97612

620050 has 12 divisors (see below), whose sum is σ = 1153386. Its totient is φ = 248000.

The previous prime is 620033. The next prime is 620051. The reversal of 620050 is 50026.

It can be written as a sum of positive squares in 3 ways, for example, as 423801 + 196249 = 651^2 + 443^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 620050.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620051) 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, 6151 + ... + 6250.

2620050 is an apocalyptic number.

620050 is a deficient number, since it is larger than the sum of its proper divisors (533336).

620050 is a wasteful number, since it uses less digits than its factorization.

620050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12413 (or 12408 counting only the distinct ones).

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

The square root of 620050 is about 787.4325367928. The cubic root of 620050 is about 85.2724819806.

Adding to 620050 its reverse (50026), we get a palindrome (670076).

The spelling of 620050 in words is "six hundred twenty thousand, fifty".

Divisors: 1 2 5 10 25 50 12401 24802 62005 124010 310025 620050