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53050225 = 522122009
BaseRepresentation
bin1100101001011…
…1101101110001
310200211020020011
43022113231301
5102040101400
65133014521
71212630244
oct312275561
9120736204
1053050225
1127a44468
1215924441
13acb5887
14708d25b
1549cd8ba
hex3297b71

53050225 has 6 divisors (see below), whose sum is σ = 65782310. Its totient is φ = 42440160.

The previous prime is 53050219. The next prime is 53050237. The reversal of 53050225 is 52205035.

It can be written as a sum of positive squares in 3 ways, for example, as 400689 + 52649536 = 633^2 + 7256^2 .

It is not a de Polignac number, because 53050225 - 27 = 53050097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53050196 and 53050205.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1060980 + ... + 1061029.

Almost surely, 253050225 is an apocalyptic number.

It is an amenable number.

53050225 is a deficient number, since it is larger than the sum of its proper divisors (12732085).

53050225 is a wasteful number, since it uses less digits than its factorization.

53050225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122019 (or 2122014 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 53050225 is about 7283.5585396151. The cubic root of 53050225 is about 375.7471917048.

The spelling of 53050225 in words is "fifty-three million, fifty thousand, two hundred twenty-five".

Divisors: 1 5 25 2122009 10610045 53050225