Search a number
-
+
30054383 = 83973733
BaseRepresentation
bin111001010100…
…1011111101111
32002112220212022
41302221133233
530143220013
62552100355
7513313052
oct162513757
962486768
1030054383
1115a68337
12a0946bb
1362c3978
143dc4a99
15298a008
hex1ca97ef

30054383 has 8 divisors (see below), whose sum is σ = 30738288. Its totient is φ = 29378304.

The previous prime is 30054361. The next prime is 30054389. The reversal of 30054383 is 38345003.

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 30054383 - 212 = 30050287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30054389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6185 + ... + 9917.

It is an arithmetic number, because the mean of its divisors is an integer number (3842286).

Almost surely, 230054383 is an apocalyptic number.

30054383 is a deficient number, since it is larger than the sum of its proper divisors (683905).

30054383 is an equidigital number, since it uses as much as digits as its factorization.

30054383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3913.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 30054383 is about 5482.1877932081. The cubic root of 30054383 is about 310.9108935072.

Adding to 30054383 its reverse (38345003), we get a palindrome (68399386).

The spelling of 30054383 in words is "thirty million, fifty-four thousand, three hundred eighty-three".

Divisors: 1 83 97 3733 8051 309839 362101 30054383