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200230511 = 1341375667
BaseRepresentation
bin10111110111101…
…00011001101111
3111221202202121212
423323310121233
5402224334021
631511345035
74650634265
oct1373643157
9457682555
10200230511
11a3030168
125708217b
13326381c0
141c842435
15128a285b
hexbef466f

200230511 has 8 divisors (see below), whose sum is σ = 220892784. Its totient is φ = 180319680.

The previous prime is 200230507. The next prime is 200230517. The reversal of 200230511 is 115032002.

It is a happy number.

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 200230511 - 22 = 200230507 is a prime.

It is a super-2 number, since 2×2002305112 = 80184515070642242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200230517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187301 + ... + 188366.

It is an arithmetic number, because the mean of its divisors is an integer number (27611598).

Almost surely, 2200230511 is an apocalyptic number.

200230511 is a deficient number, since it is larger than the sum of its proper divisors (20662273).

200230511 is a wasteful number, since it uses less digits than its factorization.

200230511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375721.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 200230511 is about 14150.2830713735. The cubic root of 200230511 is about 585.0281341328.

Adding to 200230511 its reverse (115032002), we get a palindrome (315262513).

The spelling of 200230511 in words is "two hundred million, two hundred thirty thousand, five hundred eleven".

Divisors: 1 13 41 533 375667 4883671 15402347 200230511