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200424542 = 21273132521
BaseRepresentation
bin10111111001000…
…11110001011110
3111222010121210012
423330203301132
5402302041132
631515443222
74652403053
oct1374436136
9458117705
10200424542
11a3152a1a
1257156512
13326a5606
141c89302a
15128e00b2
hexbf23c5e

200424542 has 16 divisors (see below), whose sum is σ = 304092672. Its totient is φ = 99066240.

The previous prime is 200424541. The next prime is 200424547. The reversal of 200424542 is 245424002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200424541) 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 7 ways as a sum of consecutive naturals, for example, 78242 + ... + 80762.

It is an arithmetic number, because the mean of its divisors is an integer number (19005792).

Almost surely, 2200424542 is an apocalyptic number.

200424542 is a deficient number, since it is larger than the sum of its proper divisors (103668130).

200424542 is a wasteful number, since it uses less digits than its factorization.

200424542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 200424542 is about 14157.1374931516. The cubic root of 200424542 is about 585.2170446486.

Adding to 200424542 its reverse (245424002), we get a palindrome (445848544).

The spelling of 200424542 in words is "two hundred million, four hundred twenty-four thousand, five hundred forty-two".

Divisors: 1 2 127 254 313 626 2521 5042 39751 79502 320167 640334 789073 1578146 100212271 200424542