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30330626 = 225759009
BaseRepresentation
bin111001110110…
…0111100000010
32010001221210112
41303230330002
530231040001
63002031322
7515543324
oct163547402
963057715
1030330626
1116136937
12a1a8542
13638c621
144057614
1529e1cbb
hex1cecf02

30330626 has 8 divisors (see below), whose sum is σ = 45673740. Its totient is φ = 15106048.

The previous prime is 30330571. The next prime is 30330647. The reversal of 30330626 is 62603303.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27931225 + 2399401 = 5285^2 + 1549^2 .

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

It is an unprimeable number.

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, 28991 + ... + 30018.

Almost surely, 230330626 is an apocalyptic number.

30330626 is a deficient number, since it is larger than the sum of its proper divisors (15343114).

30330626 is a wasteful number, since it uses less digits than its factorization.

30330626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59268.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 30330626 is about 5507.3247589006. The cubic root of 30330626 is about 311.8605625556.

Adding to 30330626 its reverse (62603303), we get a palindrome (92933929).

The spelling of 30330626 in words is "thirty million, three hundred thirty thousand, six hundred twenty-six".

Divisors: 1 2 257 514 59009 118018 15165313 30330626