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30043301 = 172417333
BaseRepresentation
bin111001010011…
…0110010100101
32002112100122212
41302212302211
530142341201
62551533205
7513235541
oct162466245
962470585
1030043301
1115a5aa82
12a08a205
1362bb902
143dc0a21
152986abb
hex1ca6ca5

30043301 has 8 divisors (see below), whose sum is σ = 31946904. Its totient is φ = 28154880.

The previous prime is 30043289. The next prime is 30043303. The reversal of 30043301 is 10334003.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2992900 + 27050401 = 1730^2 + 5201^2 .

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 30043301 - 214 = 30026917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30043303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431 + ... + 7763.

It is an arithmetic number, because the mean of its divisors is an integer number (3993363).

Almost surely, 230043301 is an apocalyptic number.

It is an amenable number.

30043301 is a deficient number, since it is larger than the sum of its proper divisors (1903603).

30043301 is a wasteful number, since it uses less digits than its factorization.

30043301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7591.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 30043301 is about 5481.1769721475. The cubic root of 30043301 is about 310.8726745880.

Adding to 30043301 its reverse (10334003), we get a palindrome (40377304).

The spelling of 30043301 in words is "thirty million, forty-three thousand, three hundred one".

Divisors: 1 17 241 4097 7333 124661 1767253 30043301