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30200230 = 253020023
BaseRepresentation
bin111001100110…
…1000110100110
32002211022221001
41303031012212
530212401410
62555143514
7514461214
oct163150646
962738831
1030200230
1116057975
12a144b9a
136345178
144021cb4
1529b833a
hex1ccd1a6

30200230 has 8 divisors (see below), whose sum is σ = 54360432. Its totient is φ = 12080088.

The previous prime is 30200227. The next prime is 30200239. The reversal of 30200230 is 3200203.

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 3020023 = 30200230 / (3 + 0 + 2 + 0 + 0 + 2 + 3 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30200239) 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 3 ways as a sum of consecutive naturals, for example, 1510002 + ... + 1510021.

It is an arithmetic number, because the mean of its divisors is an integer number (6795054).

Almost surely, 230200230 is an apocalyptic number.

30200230 is a deficient number, since it is larger than the sum of its proper divisors (24160202).

30200230 is a wasteful number, since it uses less digits than its factorization.

30200230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020030.

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 30200230 is about 5495.4735919664. The cubic root of 30200230 is about 311.4130084888.

Adding to 30200230 its reverse (3200203), we get a palindrome (33400433).

The spelling of 30200230 in words is "thirty million, two hundred thousand, two hundred thirty".

Divisors: 1 2 5 10 3020023 6040046 15100115 30200230