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30362113 = 31979423
BaseRepresentation
bin111001111010…
…0101000000001
32010010112222201
41303310220001
530233041423
63002433201
7516034165
oct163645001
963115881
1030362113
1116158561
12a202801
1363a0a62
144064ca5
1529eb2ad
hex1cf4a01

30362113 has 4 divisors (see below), whose sum is σ = 31341568. Its totient is φ = 29382660.

The previous prime is 30362081. The next prime is 30362131. The reversal of 30362113 is 31126303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30362113 - 25 = 30362081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30362183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489681 + ... + 489742.

It is an arithmetic number, because the mean of its divisors is an integer number (7835392).

Almost surely, 230362113 is an apocalyptic number.

It is an amenable number.

30362113 is a deficient number, since it is larger than the sum of its proper divisors (979455).

30362113 is an equidigital number, since it uses as much as digits as its factorization.

30362113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979454.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 30362113 is about 5510.1826648488. The cubic root of 30362113 is about 311.9684420470.

Adding to 30362113 its reverse (31126303), we get a palindrome (61488416).

The spelling of 30362113 in words is "thirty million, three hundred sixty-two thousand, one hundred thirteen".

Divisors: 1 31 979423 30362113