Base | Representation |
---|---|
bin | 111101100101… |
… | …101110101101 |
3 | 1010101021020000 |
4 | 331211232231 |
5 | 13113122300 |
6 | 1334014513 |
7 | 254142630 |
oct | 75455655 |
9 | 33337200 |
10 | 16145325 |
11 | 9128249 |
12 | 54a7439 |
13 | 3463a61 |
14 | 2203c17 |
15 | 163dc00 |
hex | f65bad |
16145325 has 120 divisors (see below), whose sum is σ = 36729792. Its totient is φ = 6842880.
The previous prime is 16145321. The next prime is 16145341. The reversal of 16145325 is 52354161.
It is not a de Polignac number, because 16145325 - 22 = 16145321 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16145321) by changing a digit.
It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 240942 + ... + 241008.
Almost surely, 216145325 is an apocalyptic number.
16145325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16145325 is an abundant number, since it is smaller than the sum of its proper divisors (20584467).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16145325 is a wasteful number, since it uses less digits than its factorization.
16145325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113 (or 99 counting only the distinct ones).
The product of its digits is 3600, while the sum is 27.
The square root of 16145325 is about 4018.1245625291. The cubic root of 16145325 is about 252.7448202233.
Adding to 16145325 its reverse (52354161), we get a palindrome (68499486).
The spelling of 16145325 in words is "sixteen million, one hundred forty-five thousand, three hundred twenty-five".
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