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196684225 = 527867369
BaseRepresentation
bin10111011100100…
…10100111000001
3111201002121000221
423232102213001
5400322343400
631303343041
74605534253
oct1356224701
9451077027
10196684225
11a1028851
1255a51a81
1331995cca
141c19bcd3
1512401c1a
hexbb929c1

196684225 has 6 divisors (see below), whose sum is σ = 243888470. Its totient is φ = 157347360.

The previous prime is 196684223. The next prime is 196684231. The reversal of 196684225 is 522486691.

196684225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 207936 + 196476289 = 456^2 + 14017^2 .

It is not a de Polignac number, because 196684225 - 21 = 196684223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196684223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3933660 + ... + 3933709.

Almost surely, 2196684225 is an apocalyptic number.

It is an amenable number.

196684225 is a deficient number, since it is larger than the sum of its proper divisors (47204245).

196684225 is an equidigital number, since it uses as much as digits as its factorization.

196684225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7867379 (or 7867374 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 196684225 is about 14024.4153175810. The cubic root of 196684225 is about 581.5537264906.

The spelling of 196684225 in words is "one hundred ninety-six million, six hundred eighty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 7867369 39336845 196684225