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6220085 = 5101109113
BaseRepresentation
bin10111101110100100110101
3102201000100112
4113232210311
53043020320
6341152405
7103604234
oct27564465
912630315
106220085
113569273
1220bb705
13139a231
14b7cb1b
1582cec5
hex5ee935

6220085 has 16 divisors (see below), whose sum is σ = 7674480. Its totient is φ = 4838400.

The previous prime is 6220073. The next prime is 6220091. The reversal of 6220085 is 5800226.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 49 + 6220036 = 7^2 + 2494^2 .

It is not a de Polignac number, because 6220085 - 216 = 6154549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6220085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54989 + ... + 55101.

It is an arithmetic number, because the mean of its divisors is an integer number (479655).

Almost surely, 26220085 is an apocalyptic number.

It is an amenable number.

6220085 is a deficient number, since it is larger than the sum of its proper divisors (1454395).

6220085 is a wasteful number, since it uses less digits than its factorization.

6220085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 6220085 is about 2494.0098235572. The cubic root of 6220085 is about 183.9072173208.

The spelling of 6220085 in words is "six million, two hundred twenty thousand, eighty-five".

Divisors: 1 5 101 109 113 505 545 565 11009 11413 12317 55045 57065 61585 1244017 6220085