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200553331525 = 5247161170101
BaseRepresentation
bin1011101011000111101…
…0001111101101000101
3201011122220110211122121
42322301322033231011
511241213123102100
6232044413525541
720326620122311
oct2726172175505
9634586424577
10200553331525
1178066144388
1232a50aa38b1
1315bb1b57b91
1499c779ab41
15533bd2451a
hex2eb1e8fb45

200553331525 has 12 divisors (see below), whose sum is σ = 248692866244. Its totient is φ = 160438320000.

The previous prime is 200553331499. The next prime is 200553331529. The reversal of 200553331525 is 525133355002.

It can be written as a sum of positive squares in 6 ways, for example, as 49840116001 + 150713215524 = 223249^2 + 388218^2 .

It is not a de Polignac number, because 200553331525 - 219 = 200552807237 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200553331529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1093975 + ... + 1264075.

Almost surely, 2200553331525 is an apocalyptic number.

200553331525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200553331525 is a deficient number, since it is larger than the sum of its proper divisors (48139534719).

200553331525 is a wasteful number, since it uses less digits than its factorization.

200553331525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217272 (or 217267 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 34.

Adding to 200553331525 its reverse (525133355002), we get a palindrome (725686686527).

The spelling of 200553331525 in words is "two hundred billion, five hundred fifty-three million, three hundred thirty-one thousand, five hundred twenty-five".

Divisors: 1 5 25 47161 170101 235805 850505 1179025 4252525 8022133261 40110666305 200553331525