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30223266 = 235037211
BaseRepresentation
bin111001101001…
…0101110100010
32002212111112020
41303102232202
530214121031
62555442310
7514615323
oct163225642
962774466
1030223266
1116073207
12a156396
1363527b8
14402a44a
1529c0096
hex1cd2ba2

30223266 has 8 divisors (see below), whose sum is σ = 60446544. Its totient is φ = 10074420.

The previous prime is 30223261. The next prime is 30223283. The reversal of 30223266 is 66232203.

It is a sphenic number, since it is the product of 3 distinct primes.

30223266 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (30223261) 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 3 ways as a sum of consecutive naturals, for example, 2518600 + ... + 2518611.

It is an arithmetic number, because the mean of its divisors is an integer number (7555818).

Almost surely, 230223266 is an apocalyptic number.

30223266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30223266 is a wasteful number, since it uses less digits than its factorization.

30223266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5037216.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 30223266 is about 5497.5690991565. The cubic root of 30223266 is about 311.4921677850.

Adding to 30223266 its reverse (66232203), we get a palindrome (96455469).

The spelling of 30223266 in words is "thirty million, two hundred twenty-three thousand, two hundred sixty-six".

Divisors: 1 2 3 6 5037211 10074422 15111633 30223266