Base | Representation |
---|---|
bin | 10111111000010… |
… | …00001010000001 |
3 | 111221220212121200 |
4 | 23330020022001 |
5 | 402234431200 |
6 | 31513211413 |
7 | 4651422216 |
oct | 1374101201 |
9 | 457825550 |
10 | 200311425 |
11 | a3085a36 |
12 | 57100b69 |
13 | 32665c92 |
14 | 1c863b0d |
15 | 128bb800 |
hex | bf08281 |
200311425 has 36 divisors (see below), whose sum is σ = 379891980. Its totient is φ = 100546560.
The previous prime is 200311421. The next prime is 200311477. The reversal of 200311425 is 524113002.
It can be written as a sum of positive squares in 6 ways, for example, as 2852721 + 197458704 = 1689^2 + 14052^2 .
It is not a de Polignac number, because 200311425 - 22 = 200311421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 200311398 and 200311407.
It is not an unprimeable number, because it can be changed into a prime (200311421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22360 + ... + 30009.
It is an arithmetic number, because the mean of its divisors is an integer number (10552555).
Almost surely, 2200311425 is an apocalyptic number.
200311425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
200311425 is a deficient number, since it is larger than the sum of its proper divisors (179580555).
200311425 is a wasteful number, since it uses less digits than its factorization.
200311425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52402 (or 52394 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 200311425 is about 14153.1418773359. The cubic root of 200311425 is about 585.1069276382.
Adding to 200311425 its reverse (524113002), we get a palindrome (724424427).
The spelling of 200311425 in words is "two hundred million, three hundred eleven thousand, four hundred twenty-five".
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