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30201133 = 411315623
BaseRepresentation
bin111001100110…
…1010100101101
32002211101011111
41303031110231
530212414013
62555152021
7514463644
oct163152455
962741144
1030201133
1116058616
12a145611
1363456c1
14402235b
1529b873d
hex1ccd52d

30201133 has 8 divisors (see below), whose sum is σ = 31179456. Its totient is φ = 29234400.

The previous prime is 30201091. The next prime is 30201137. The reversal of 30201133 is 33110203.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30201133 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 (30201137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2560 + ... + 8182.

It is an arithmetic number, because the mean of its divisors is an integer number (3897432).

Almost surely, 230201133 is an apocalyptic number.

It is an amenable number.

30201133 is a deficient number, since it is larger than the sum of its proper divisors (978323).

30201133 is a wasteful number, since it uses less digits than its factorization.

30201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 30201133 is about 5495.5557498764. Note that the first 3 decimals coincide. The cubic root of 30201133 is about 311.4161122526.

Adding to 30201133 its reverse (33110203), we get a palindrome (63311336).

The spelling of 30201133 in words is "thirty million, two hundred one thousand, one hundred thirty-three".

Divisors: 1 41 131 5371 5623 230543 736613 30201133