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196380258 = 23173277683
BaseRepresentation
bin10111011010010…
…00011001100010
3111200112011001220
423231020121202
5400233132013
631253035510
74603130124
oct1355103142
9450464056
10196380258
11a0940438
1255925b96
13318ba849
141c11d214
1512391b23
hexbb48662

196380258 has 32 divisors (see below), whose sum is σ = 397037376. Its totient is φ = 64751808.

The previous prime is 196380253. The next prime is 196380271. The reversal of 196380258 is 852083691.

It is not an unprimeable number, because it can be changed into a prime (196380251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287185 + ... + 287867.

It is an arithmetic number, because the mean of its divisors is an integer number (12407418).

Almost surely, 2196380258 is an apocalyptic number.

196380258 is an abundant number, since it is smaller than the sum of its proper divisors (200657118).

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

196380258 is a wasteful number, since it uses less digits than its factorization.

196380258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 196380258 is about 14013.5740623154. The cubic root of 196380258 is about 581.2539832771.

The spelling of 196380258 in words is "one hundred ninety-six million, three hundred eighty thousand, two hundred fifty-eight".

Divisors: 1 2 3 6 173 277 346 519 554 683 831 1038 1366 1662 2049 4098 47921 95842 118159 143763 189191 236318 287526 354477 378382 567573 708954 1135146 32730043 65460086 98190129 196380258