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30153093 = 361164771
BaseRepresentation
bin111001100000…
…1100110000101
32002201221021020
41303001212011
530204344333
62554141353
7514203615
oct163014605
962657236
1030153093
1116025513
12a121859
136329889
14400ca45
1529a93b3
hex1cc1985

30153093 has 8 divisors (see below), whose sum is σ = 40863456. Its totient is φ = 19772400.

The previous prime is 30153089. The next prime is 30153119. The reversal of 30153093 is 39035103.

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

It is not a de Polignac number, because 30153093 - 22 = 30153089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30153043) 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 7 ways as a sum of consecutive naturals, for example, 82203 + ... + 82568.

It is an arithmetic number, because the mean of its divisors is an integer number (5107932).

Almost surely, 230153093 is an apocalyptic number.

It is an amenable number.

30153093 is a deficient number, since it is larger than the sum of its proper divisors (10710363).

30153093 is a wasteful number, since it uses less digits than its factorization.

30153093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164835.

The product of its (nonzero) digits is 1215, while the sum is 24.

The square root of 30153093 is about 5491.1832058310. The cubic root of 30153093 is about 311.2509046602.

Adding to 30153093 its reverse (39035103), we get a palindrome (69188196).

The spelling of 30153093 in words is "thirty million, one hundred fifty-three thousand, ninety-three".

Divisors: 1 3 61 183 164771 494313 10051031 30153093