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195027625 = 5313120017
BaseRepresentation
bin10111001111111…
…10001010101001
3111120222102121101
423213332022221
5344411341000
631204041401
74555464442
oct1347761251
9446872541
10195027625
11a00a7161
1255393261
1331535c80
141bc8a2c9
15121c5e6a
hexb9fe2a9

195027625 has 16 divisors (see below), whose sum is σ = 262119312. Its totient is φ = 144019200.

The previous prime is 195027607. The next prime is 195027641. The reversal of 195027625 is 526720591.

It can be written as a sum of positive squares in 8 ways, for example, as 49294441 + 145733184 = 7021^2 + 12072^2 .

It is not a de Polignac number, because 195027625 - 217 = 194896553 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58384 + ... + 61633.

It is an arithmetic number, because the mean of its divisors is an integer number (16382457).

Almost surely, 2195027625 is an apocalyptic number.

It is an amenable number.

195027625 is a deficient number, since it is larger than the sum of its proper divisors (67091687).

195027625 is a wasteful number, since it uses less digits than its factorization.

195027625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120045 (or 120035 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 195027625 is about 13965.2291424094. The cubic root of 195027625 is about 579.9163821191.

The spelling of 195027625 in words is "one hundred ninety-five million, twenty-seven thousand, six hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 120017 600085 1560221 3000425 7801105 15002125 39005525 195027625