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30056201 = 712733809
BaseRepresentation
bin111001010100…
…1111100001001
32002120000100122
41302221330021
530143244301
62552113025
7513321260
oct162517411
962500318
1030056201
1115a6973a
12a095775
1362c4746
143dc55d7
15298a81b
hex1ca9f09

30056201 has 8 divisors (see below), whose sum is σ = 34621440. Its totient is φ = 25558848.

The previous prime is 30056197. The next prime is 30056203. The reversal of 30056201 is 10265003.

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

It is not a de Polignac number, because 30056201 - 22 = 30056197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30056201.

It is not an unprimeable number, because it can be changed into a prime (30056203) 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, 16016 + ... + 17793.

It is an arithmetic number, because the mean of its divisors is an integer number (4327680).

Almost surely, 230056201 is an apocalyptic number.

It is an amenable number.

30056201 is a deficient number, since it is larger than the sum of its proper divisors (4565239).

30056201 is a wasteful number, since it uses less digits than its factorization.

30056201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33943.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 30056201 is about 5482.3536004165. The cubic root of 30056201 is about 310.9171624165.

The spelling of 30056201 in words is "thirty million, fifty-six thousand, two hundred one".

Divisors: 1 7 127 889 33809 236663 4293743 30056201