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16316125 = 53729643
BaseRepresentation
bin111110001111…
…011011011101
31010200221111221
4332033123131
513134104000
61341413341
7255453610
oct76173335
933627457
1016316125
119234601
12556a251
1334c3717
14224a177
15167461a
hexf8f6dd

16316125 has 32 divisors (see below), whose sum is σ = 24111360. Its totient is φ = 10785600.

The previous prime is 16316119. The next prime is 16316143. The reversal of 16316125 is 52161361.

It is not a de Polignac number, because 16316125 - 25 = 16316093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 16316125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25054 + ... + 25696.

It is an arithmetic number, because the mean of its divisors is an integer number (753480).

Almost surely, 216316125 is an apocalyptic number.

It is an amenable number.

16316125 is a deficient number, since it is larger than the sum of its proper divisors (7795235).

16316125 is an equidigital number, since it uses as much as digits as its factorization.

16316125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694 (or 684 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

The square root of 16316125 is about 4039.3223441563. The cubic root of 16316125 is about 253.6329509424.

Adding to 16316125 its reverse (52161361), we get a palindrome (68477486).

The spelling of 16316125 in words is "sixteen million, three hundred sixteen thousand, one hundred twenty-five".

Divisors: 1 5 7 25 29 35 125 145 175 203 643 725 875 1015 3215 3625 4501 5075 16075 18647 22505 25375 80375 93235 112525 130529 466175 562625 652645 2330875 3263225 16316125