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195196494 = 2332532749
BaseRepresentation
bin10111010001001…
…11011001001110
3111121022000020210
423220213121032
5344432241434
631211423250
74560066663
oct1350473116
9447260223
10195196494
11a0202019
1255454b26
1331594aac
141bcd1a6a
151220aee9
hexba2764e

195196494 has 8 divisors (see below), whose sum is σ = 390393000. Its totient is φ = 65065496.

The previous prime is 195196493. The next prime is 195196511. The reversal of 195196494 is 494691591.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

195196494 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195196493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16266369 + ... + 16266380.

It is an arithmetic number, because the mean of its divisors is an integer number (48799125).

Almost surely, 2195196494 is an apocalyptic number.

195196494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195196494 is a wasteful number, since it uses less digits than its factorization.

195196494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32532754.

The product of its digits is 349920, while the sum is 48.

The square root of 195196494 is about 13971.2738860850. The cubic root of 195196494 is about 580.0837116589.

The spelling of 195196494 in words is "one hundred ninety-five million, one hundred ninety-six thousand, four hundred ninety-four".

Divisors: 1 2 3 6 32532749 65065498 97598247 195196494