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196573 = 1315121
BaseRepresentation
bin101111111111011101
3100222122111
4233333131
522242243
64114021
71446046
oct577735
9328574
10196573
11124763
1295911
136b620
14518cd
153d39d
hex2ffdd

196573 has 4 divisors (see below), whose sum is σ = 211708. Its totient is φ = 181440.

The previous prime is 196561. The next prime is 196579. The reversal of 196573 is 375691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 375691 = 438737.

It can be written as a sum of positive squares in 2 ways, for example, as 34969 + 161604 = 187^2 + 402^2 .

It is a cyclic number.

It is not a de Polignac number, because 196573 - 25 = 196541 is a prime.

It is a d-powerful number, because it can be written as 1 + 95 + 57 + 6 + 73 + 310 .

It is a Duffinian number.

196573 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196579) 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, 7548 + ... + 7573.

It is an arithmetic number, because the mean of its divisors is an integer number (52927).

2196573 is an apocalyptic number.

196573 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

196573 is a deficient number, since it is larger than the sum of its proper divisors (15135).

196573 is a wasteful number, since it uses less digits than its factorization.

196573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15134.

The product of its digits is 5670, while the sum is 31.

The square root of 196573 is about 443.3655376774. The cubic root of 196573 is about 58.1444082873.

The spelling of 196573 in words is "one hundred ninety-six thousand, five hundred seventy-three".

Divisors: 1 13 15121 196573