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197195241 = 3193340579
BaseRepresentation
bin10111100000011…
…11010111101001
3111202001120000110
423300033113221
5400440221431
631322324533
74613063145
oct1360172751
9452046013
10197195241
11a1347781
1256059749
1331b14799
141c292225
15124a3346
hexbc0f5e9

197195241 has 8 divisors (see below), whose sum is σ = 264290080. Its totient is φ = 130781952.

The previous prime is 197195233. The next prime is 197195263. The reversal of 197195241 is 142591791.

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

It is not a de Polignac number, because 197195241 - 23 = 197195233 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 197195241.

It is not an unprimeable number, because it can be changed into a prime (197195231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169711 + ... + 170868.

It is an arithmetic number, because the mean of its divisors is an integer number (33036260).

Almost surely, 2197195241 is an apocalyptic number.

It is an amenable number.

197195241 is a deficient number, since it is larger than the sum of its proper divisors (67094839).

197195241 is a wasteful number, since it uses less digits than its factorization.

197195241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340775.

The product of its digits is 22680, while the sum is 39.

The square root of 197195241 is about 14042.6222978474. The cubic root of 197195241 is about 582.0569464005.

The spelling of 197195241 in words is "one hundred ninety-seven million, one hundred ninety-five thousand, two hundred forty-one".

Divisors: 1 3 193 579 340579 1021737 65731747 197195241