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16068825 = 3252174201
BaseRepresentation
bin111101010011…
…000011011001
31010020101021200
4331103003121
513103200300
61332224413
7253403613
oct75230331
933211250
1016068825
119085823
12546b109
133437ca6
1421c3db3
151626200
hexf530d9

16068825 has 36 divisors (see below), whose sum is σ = 30481308. Its totient is φ = 8064000.

The previous prime is 16068823. The next prime is 16068847. The reversal of 16068825 is 52886061.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1115136 + 14953689 = 1056^2 + 3867^2 .

It is not a de Polignac number, because 16068825 - 21 = 16068823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16068825.

It is not an unprimeable number, because it can be changed into a prime (16068823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1725 + ... + 5925.

It is an arithmetic number, because the mean of its divisors is an integer number (846703).

Almost surely, 216068825 is an apocalyptic number.

16068825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16068825 is a deficient number, since it is larger than the sum of its proper divisors (14412483).

16068825 is a wasteful number, since it uses less digits than its factorization.

16068825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234 (or 4226 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 16068825 is about 4008.5938931251. The cubic root of 16068825 is about 252.3450017590.

The spelling of 16068825 in words is "sixteen million, sixty-eight thousand, eight hundred twenty-five".

Divisors: 1 3 5 9 15 17 25 45 51 75 85 153 225 255 425 765 1275 3825 4201 12603 21005 37809 63015 71417 105025 189045 214251 315075 357085 642753 945225 1071255 1785425 3213765 5356275 16068825