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550050000525 = 32528669282001
BaseRepresentation
bin10000000000100011000…
…10001110111010001101
31221120202221010011200200
420000101202032322031
533003000300004100
61100404532244113
754511515601254
oct10002142167215
91846687104620
10550050000525
111a23029816a3
128a72a770639
133cb3c3761bc
141c8a044b79b
15e494aa2e00
hex801188ee8d

550050000525 has 36 divisors (see below), whose sum is σ = 985317808020. Its totient is φ = 293325120000.

The previous prime is 550050000523. The next prime is 550050000553. The reversal of 550050000525 is 525000050055.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 155682328356 + 394367672169 = 394566^2 + 627987^2 .

It is not a de Polignac number, because 550050000525 - 21 = 550050000523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550050000523) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1809525 + ... + 2091525.

Almost surely, 2550050000525 is an apocalyptic number.

It is an amenable number.

550050000525 is a deficient number, since it is larger than the sum of its proper divisors (435267807495).

550050000525 is a wasteful number, since it uses less digits than its factorization.

550050000525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290686 (or 290678 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The spelling of 550050000525 in words is "five hundred fifty billion, fifty million, five hundred twenty-five", and thus it is an aban number.

Divisors: 1 3 5 9 15 25 45 75 225 8669 26007 43345 78021 130035 216725 282001 390105 650175 846003 1410005 1950525 2538009 4230015 7050025 12690045 21150075 63450225 2444666669 7334000007 12223333345 22002000021 36670000035 61116666725 110010000105 183350000175 550050000525