Base | Representation |
---|---|
bin | 1100110000000… |
… | …0101110001011 |
3 | 10201122002020000 |
4 | 3030000232023 |
5 | 102142332311 |
6 | 5150134043 |
7 | 1216401222 |
oct | 314005613 |
9 | 121562200 |
10 | 53480331 |
11 | 28208623 |
12 | 15ab1323 |
13 | b106588 |
14 | 7161cb9 |
15 | 4a66056 |
hex | 3300b8b |
53480331 has 10 divisors (see below), whose sum is σ = 79890492. Its totient is φ = 35653500.
The previous prime is 53480327. The next prime is 53480333. The reversal of 53480331 is 13308435.
It is a happy number.
It is not a de Polignac number, because 53480331 - 22 = 53480327 is a prime.
It is a super-2 number, since 2×534803312 = 5720291607739122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 53480295 and 53480304.
It is not an unprimeable number, because it can be changed into a prime (53480333) 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 9 ways as a sum of consecutive naturals, for example, 330045 + ... + 330206.
Almost surely, 253480331 is an apocalyptic number.
53480331 is a deficient number, since it is larger than the sum of its proper divisors (26410161).
53480331 is an equidigital number, since it uses as much as digits as its factorization.
53480331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 660263 (or 660254 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 53480331 is about 7313.0247504025. The cubic root of 53480331 is about 376.7599195674.
Adding to 53480331 its reverse (13308435), we get a palindrome (66788766).
The spelling of 53480331 in words is "fifty-three million, four hundred eighty thousand, three hundred thirty-one".
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