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200201525 = 5213758453
BaseRepresentation
bin10111110111011…
…01010100110101
3111221201021212022
423323231110311
5402222422100
631511002525
74650453626
oct1373552465
9457637768
10200201525
11a3010407
1257069445
1332627c54
141c835a4d
1512898e85
hexbeed535

200201525 has 12 divisors (see below), whose sum is σ = 250066212. Its totient is φ = 158989440.

The previous prime is 200201497. The next prime is 200201539. The reversal of 200201525 is 525102002.

It can be written as a sum of positive squares in 6 ways, for example, as 32913169 + 167288356 = 5737^2 + 12934^2 .

It is not a de Polignac number, because 200201525 - 218 = 199939381 is a prime.

It is a super-2 number, since 2×2002015252 = 80161301224651250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25802 + ... + 32651.

It is an arithmetic number, because the mean of its divisors is an integer number (20838851).

Almost surely, 2200201525 is an apocalyptic number.

200201525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200201525 is a deficient number, since it is larger than the sum of its proper divisors (49864687).

200201525 is a wasteful number, since it uses less digits than its factorization.

200201525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58600 (or 58595 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 200201525 is about 14149.2588145104. The cubic root of 200201525 is about 584.9999025982. Note that the first 4 decimals are identical.

Adding to 200201525 its reverse (525102002), we get a palindrome (725303527).

The spelling of 200201525 in words is "two hundred million, two hundred one thousand, five hundred twenty-five".

Divisors: 1 5 25 137 685 3425 58453 292265 1461325 8008061 40040305 200201525