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200230430 = 2520023043
BaseRepresentation
bin10111110111101…
…00011000011110
3111221202202111212
423323310120132
5402224333210
631511344422
74650634121
oct1373643036
9457682455
10200230430
11a30300a4
1257082112
133263815a
141c8423b8
15128a2805
hexbef461e

200230430 has 8 divisors (see below), whose sum is σ = 360414792. Its totient is φ = 80092168.

The previous prime is 200230427. The next prime is 200230439. The reversal of 200230430 is 34032002.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200230439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10011512 + ... + 10011531.

It is an arithmetic number, because the mean of its divisors is an integer number (45051849).

Almost surely, 2200230430 is an apocalyptic number.

200230430 is a deficient number, since it is larger than the sum of its proper divisors (160184362).

200230430 is a wasteful number, since it uses less digits than its factorization.

200230430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20023050.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 200230430 is about 14150.2802092397. The cubic root of 200230430 is about 585.0280552450.

Adding to 200230430 its reverse (34032002), we get a palindrome (234262432).

The spelling of 200230430 in words is "two hundred million, two hundred thirty thousand, four hundred thirty".

Divisors: 1 2 5 10 20023043 40046086 100115215 200230430