Base | Representation |
---|---|
bin | 10001110011111… |
… | …100000101011101 |
3 | 202211022001010100 |
4 | 101303330011131 |
5 | 1103000000000 |
6 | 45352531313 |
7 | 10255666011 |
oct | 2163740535 |
9 | 684261110 |
10 | 298828125 |
11 | 143753aa2 |
12 | 840b0b39 |
13 | 49baa59b |
14 | 2b98a541 |
15 | 1b37ba00 |
hex | 11cfc15d |
298828125 has 60 divisors (see below), whose sum is σ = 571289004. Its totient is φ = 150000000.
The previous prime is 298828111. The next prime is 298828129. The reversal of 298828125 is 521828892.
It can be written as a sum of positive squares in 10 ways, for example, as 25190361 + 273637764 = 5019^2 + 16542^2 .
It is not a de Polignac number, because 298828125 - 28 = 298827869 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (298828129) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 17578117 + ... + 17578133.
Almost surely, 2298828125 is an apocalyptic number.
298828125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
298828125 is a deficient number, since it is larger than the sum of its proper divisors (272460879).
298828125 is an frugal number, since it uses more digits than its factorization.
298828125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68 (or 25 counting only the distinct ones).
The product of its digits is 184320, while the sum is 45.
The square root of 298828125 is about 17286.6458574242. The cubic root of 298828125 is about 668.5601551549.
It can be divided in two parts, 2988 and 28125, that added together give a palindrome (31113).
The spelling of 298828125 in words is "two hundred ninety-eight million, eight hundred twenty-eight thousand, one hundred twenty-five".
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