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196385195 = 539277039
BaseRepresentation
bin10111011010010…
…01100110101011
3111200112101211202
423231021212223
5400233311240
631253114415
74603150406
oct1355114653
9450471752
10196385195
11a0944116
1255928a0b
13318bcb76
141c120d3d
1512393315
hexbb499ab

196385195 has 4 divisors (see below), whose sum is σ = 235662240. Its totient is φ = 157108152.

The previous prime is 196385183. The next prime is 196385243. The reversal of 196385195 is 591583691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 591583691 = 2963199657.

It is a cyclic number.

It is not a de Polignac number, because 196385195 - 26 = 196385131 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19638515 + ... + 19638524.

It is an arithmetic number, because the mean of its divisors is an integer number (58915560).

Almost surely, 2196385195 is an apocalyptic number.

196385195 is a deficient number, since it is larger than the sum of its proper divisors (39277045).

196385195 is an equidigital number, since it uses as much as digits as its factorization.

196385195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39277044.

The product of its digits is 291600, while the sum is 47.

The square root of 196385195 is about 14013.7502118455. The cubic root of 196385195 is about 581.2588541450.

The spelling of 196385195 in words is "one hundred ninety-six million, three hundred eighty-five thousand, one hundred ninety-five".

Divisors: 1 5 39277039 196385195