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30224105 = 56539257
BaseRepresentation
bin111001101001…
…0111011101001
32002212112200022
41303102323221
530214132410
62555450225
7514620632
oct163227351
962775608
1030224105
11160738aa
12a156975
136352cb2
14402a889
1529c0455
hex1cd2ee9

30224105 has 8 divisors (see below), whose sum is σ = 36328392. Its totient is φ = 24139648.

The previous prime is 30224099. The next prime is 30224111. The reversal of 30224105 is 50142203.

It is an interprime number because it is at equal distance from previous prime (30224099) and next prime (30224111).

It can be written as a sum of positive squares in 4 ways, for example, as 226576 + 29997529 = 476^2 + 5477^2 .

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 30224105 - 218 = 29961961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1364 + ... + 7893.

It is an arithmetic number, because the mean of its divisors is an integer number (4541049).

Almost surely, 230224105 is an apocalyptic number.

It is an amenable number.

30224105 is a deficient number, since it is larger than the sum of its proper divisors (6104287).

30224105 is an equidigital number, since it uses as much as digits as its factorization.

30224105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9915.

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

The square root of 30224105 is about 5497.6454050803. The cubic root of 30224105 is about 311.4950501065.

Adding to 30224105 its reverse (50142203), we get a palindrome (80366308).

The spelling of 30224105 in words is "thirty million, two hundred twenty-four thousand, one hundred five".

Divisors: 1 5 653 3265 9257 46285 6044821 30224105