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16052125 = 53281457
BaseRepresentation
bin111101001110…
…111110011101
31010012112101011
4331032332131
513102132000
61332015221
7253304125
oct75167635
933175334
1016052125
119074221
125461511
1334304cb
1421bbc85
1516212ba
hexf4ef9d

16052125 has 16 divisors (see below), whose sum is σ = 20148336. Its totient is φ = 12768000.

The previous prime is 16052119. The next prime is 16052147. The reversal of 16052125 is 52125061.

It can be written as a sum of positive squares in 8 ways, for example, as 1505529 + 14546596 = 1227^2 + 3814^2 .

It is not a de Polignac number, because 16052125 - 215 = 16019357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16052096 and 16052105.

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 15 ways as a sum of consecutive naturals, for example, 34897 + ... + 35353.

It is an arithmetic number, because the mean of its divisors is an integer number (1259271).

Almost surely, 216052125 is an apocalyptic number.

It is an amenable number.

16052125 is a deficient number, since it is larger than the sum of its proper divisors (4096211).

16052125 is an equidigital number, since it uses as much as digits as its factorization.

16052125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 16052125 is about 4006.5103269554. The cubic root of 16052125 is about 252.2575524637.

Adding to 16052125 its reverse (52125061), we get a palindrome (68177186).

The spelling of 16052125 in words is "sixteen million, fifty-two thousand, one hundred twenty-five".

Divisors: 1 5 25 125 281 457 1405 2285 7025 11425 35125 57125 128417 642085 3210425 16052125