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30334441 = 1011571913
BaseRepresentation
bin111001110110…
…1110111101001
32010002011000211
41303231313221
530231200231
63002101121
7515560414
oct163556751
963064024
1030334441
1116139795
12a1aa7a1
136391297
144058b7b
1529e2eb1
hex1cedde9

30334441 has 8 divisors (see below), whose sum is σ = 30846024. Its totient is φ = 29827200.

The previous prime is 30334433. The next prime is 30334453. The reversal of 30334441 is 14443303.

It can be written as a sum of positive squares in 4 ways, for example, as 15241216 + 15093225 = 3904^2 + 3885^2 .

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 30334441 - 23 = 30334433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30334741) 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, 14901 + ... + 16813.

It is an arithmetic number, because the mean of its divisors is an integer number (3855753).

Almost surely, 230334441 is an apocalyptic number.

It is an amenable number.

30334441 is a deficient number, since it is larger than the sum of its proper divisors (511583).

30334441 is a wasteful number, since it uses less digits than its factorization.

30334441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 30334441 is about 5507.6711049227. The cubic root of 30334441 is about 311.8736373288.

Adding to 30334441 its reverse (14443303), we get a palindrome (44777744).

The spelling of 30334441 in words is "thirty million, three hundred thirty-four thousand, four hundred forty-one".

Divisors: 1 101 157 1913 15857 193213 300341 30334441