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550051325 = 52237912109
BaseRepresentation
bin100000110010010…
…001110111111101
31102100000111120022
4200302101313331
52111303120300
6130325301525
716426234115
oct4062216775
91370014508
10550051325
1126254277a
121342648a5
1389c5a975
14530a4045
1533453285
hex20c91dfd

550051325 has 24 divisors (see below), whose sum is σ = 720787200. Its totient is φ = 415546560.

The previous prime is 550051309. The next prime is 550051339. The reversal of 550051325 is 523150055.

It is not a de Polignac number, because 550051325 - 24 = 550051309 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 550051294 and 550051303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39371 + ... + 51479.

It is an arithmetic number, because the mean of its divisors is an integer number (30032800).

Almost surely, 2550051325 is an apocalyptic number.

It is an amenable number.

550051325 is a deficient number, since it is larger than the sum of its proper divisors (170735875).

550051325 is a wasteful number, since it uses less digits than its factorization.

550051325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12221 (or 12216 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 550051325 is about 23453.1730262666. The cubic root of 550051325 is about 819.3467556650.

The spelling of 550051325 in words is "five hundred fifty million, fifty-one thousand, three hundred twenty-five".

Divisors: 1 5 23 25 79 115 395 575 1817 1975 9085 12109 45425 60545 278507 302725 956611 1392535 4783055 6962675 22002053 23915275 110010265 550051325