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30052241 = 713111361
BaseRepresentation
bin111001010100…
…0111110010001
32002112210220222
41302220332101
530143132431
62552042425
7513303602
oct162507621
962483828
1030052241
1115a6676a
12a093415
1362c29bb
143dc3da9
15298957b
hex1ca8f91

30052241 has 8 divisors (see below), whose sum is σ = 30595968. Its totient is φ = 29512000.

The previous prime is 30052229. The next prime is 30052259. The reversal of 30052241 is 14225003.

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 30052241 - 218 = 29790097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30052201) 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, 21401 + ... + 22761.

It is an arithmetic number, because the mean of its divisors is an integer number (3824496).

Almost surely, 230052241 is an apocalyptic number.

It is an amenable number.

30052241 is a deficient number, since it is larger than the sum of its proper divisors (543727).

30052241 is a wasteful number, since it uses less digits than its factorization.

30052241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 30052241 is about 5481.9924297649. The cubic root of 30052241 is about 310.9035070420.

Adding to 30052241 its reverse (14225003), we get a palindrome (44277244).

The spelling of 30052241 in words is "thirty million, fifty-two thousand, two hundred forty-one".

Divisors: 1 71 311 1361 22081 96631 423271 30052241