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200422265 = 5172357909
BaseRepresentation
bin10111111001000…
…11001101111001
3111222010111122212
423330203031321
5402302003030
631515424505
74652363321
oct1374431571
9458114585
10200422265
11a315123a
1257155135
13326a4574
141c892281
15128de595
hexbf23379

200422265 has 8 divisors (see below), whose sum is σ = 254654280. Its totient is φ = 150906112.

The previous prime is 200422237. The next prime is 200422267. The reversal of 200422265 is 562224002.

It can be written as a sum of positive squares in 4 ways, for example, as 5456896 + 194965369 = 2336^2 + 13963^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200422265 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200422265.

It is not an unprimeable number, because it can be changed into a prime (200422267) 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, 1178870 + ... + 1179039.

It is an arithmetic number, because the mean of its divisors is an integer number (31831785).

Almost surely, 2200422265 is an apocalyptic number.

It is an amenable number.

200422265 is a deficient number, since it is larger than the sum of its proper divisors (54232015).

200422265 is a wasteful number, since it uses less digits than its factorization.

200422265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357931.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 200422265 is about 14157.0570741238. The cubic root of 200422265 is about 585.2148284458.

Adding to 200422265 its reverse (562224002), we get a palindrome (762646267).

The spelling of 200422265 in words is "two hundred million, four hundred twenty-two thousand, two hundred sixty-five".

Divisors: 1 5 17 85 2357909 11789545 40084453 200422265