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16265125 = 53130121
BaseRepresentation
bin111110000010…
…111110100101
31010121100120001
4332002332211
513130441000
61340341301
7255152122
oct76027645
933540501
1016265125
1191aa258
125544831
1334a6446
142235749
15166446a
hexf82fa5

16265125 has 8 divisors (see below), whose sum is σ = 20299032. Its totient is φ = 13012000.

The previous prime is 16265113. The next prime is 16265129. The reversal of 16265125 is 52156261.

It can be written as a sum of positive squares in 4 ways, for example, as 36 + 16265089 = 6^2 + 4033^2 .

It is not a de Polignac number, because 16265125 - 221 = 14167973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16265093 and 16265102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16265129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64936 + ... + 65185.

It is an arithmetic number, because the mean of its divisors is an integer number (2537379).

Almost surely, 216265125 is an apocalyptic number.

It is an amenable number.

16265125 is a deficient number, since it is larger than the sum of its proper divisors (4033907).

16265125 is an equidigital number, since it uses as much as digits as its factorization.

16265125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130136 (or 130126 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 16265125 is about 4033.0044631763. The cubic root of 16265125 is about 253.3684113861.

The spelling of 16265125 in words is "sixteen million, two hundred sixty-five thousand, one hundred twenty-five".

Divisors: 1 5 25 125 130121 650605 3253025 16265125