Base | Representation |
---|---|
bin | 111001111111… |
… | …0001011111001 |
3 | 2010012112201002 |
4 | 1303332023321 |
5 | 30240320043 |
6 | 3003334345 |
7 | 516256310 |
oct | 163761371 |
9 | 63175632 |
10 | 30401273 |
11 | 16184a21 |
12 | a2213b5 |
13 | 63b5826 |
14 | 4075277 |
15 | 2a07bb8 |
hex | 1cfe2f9 |
30401273 has 8 divisors (see below), whose sum is σ = 36573120. Its totient is φ = 24686640.
The previous prime is 30401269. The next prime is 30401351. The reversal of 30401273 is 37210403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30401273 - 22 = 30401269 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30401263) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114158 + ... + 114423.
It is an arithmetic number, because the mean of its divisors is an integer number (4571640).
Almost surely, 230401273 is an apocalyptic number.
It is an amenable number.
30401273 is a deficient number, since it is larger than the sum of its proper divisors (6171847).
30401273 is a wasteful number, since it uses less digits than its factorization.
30401273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 228607.
The product of its (nonzero) digits is 504, while the sum is 20.
The square root of 30401273 is about 5513.7349410359. The cubic root of 30401273 is about 312.1025064508.
Adding to 30401273 its reverse (37210403), we get a palindrome (67611676).
The spelling of 30401273 in words is "thirty million, four hundred one thousand, two hundred seventy-three".
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