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30065201 = 193742767
BaseRepresentation
bin111001010110…
…0001000110001
32002120110200222
41302230020301
530144041301
62552222425
7513356435
oct162541061
962513628
1030065201
1115a75481
12a09aa15
1362c887a
143dc89c5
15298d31b
hex1cac231

30065201 has 8 divisors (see below), whose sum is σ = 32503680. Its totient is φ = 27712368.

The previous prime is 30065183. The next prime is 30065261. The reversal of 30065201 is 10256003.

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 30065201 - 26 = 30065137 is a prime.

It is a super-2 number, since 2×300652012 = 1807832622340802, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30065201.

It is not an unprimeable number, because it can be changed into a prime (30065261) 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, 20681 + ... + 22086.

It is an arithmetic number, because the mean of its divisors is an integer number (4062960).

Almost surely, 230065201 is an apocalyptic number.

It is an amenable number.

30065201 is a deficient number, since it is larger than the sum of its proper divisors (2438479).

30065201 is a wasteful number, since it uses less digits than its factorization.

30065201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42823.

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

The square root of 30065201 is about 5483.1743543316. The cubic root of 30065201 is about 310.9481928984.

The spelling of 30065201 in words is "thirty million, sixty-five thousand, two hundred one".

Divisors: 1 19 37 703 42767 812573 1582379 30065201