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30030413 = 731138389
BaseRepresentation
bin111001010001…
…1101001001101
32002111200222112
41302203221031
530141433123
62551353405
7513153140
oct162435115
962450875
1030030413
1115a51326
12a082865
1362b5a9a
143dba057
152982d78
hex1ca3a4d

30030413 has 8 divisors (see below), whose sum is σ = 35427840. Its totient is φ = 24909840.

The previous prime is 30030397. The next prime is 30030419. The reversal of 30030413 is 31403003.

It is a happy number.

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 30030413 - 24 = 30030397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30030419) 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, 68978 + ... + 69411.

It is an arithmetic number, because the mean of its divisors is an integer number (4428480).

Almost surely, 230030413 is an apocalyptic number.

It is an amenable number.

30030413 is a deficient number, since it is larger than the sum of its proper divisors (5397427).

30030413 is a wasteful number, since it uses less digits than its factorization.

30030413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138427.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 30030413 is about 5480.0011861313. The cubic root of 30030413 is about 310.8282154248.

Adding to 30030413 its reverse (31403003), we get a palindrome (61433416).

The spelling of 30030413 in words is "thirty million, thirty thousand, four hundred thirteen".

Divisors: 1 7 31 217 138389 968723 4290059 30030413