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196476289 = 10721312
BaseRepresentation
bin10111011010111…
…11110110000001
3111200201000210121
423231133312001
5400244220124
631255100241
74604010112
oct1355376601
9450630717
10196476289
11a09a65a9
1255971681
1331922479
141c146209
15123b02e4
hexbb5fd81

196476289 has 9 divisors (see below), whose sum is σ = 199855201. Its totient is φ = 193154260.

The previous prime is 196476277. The next prime is 196476341. The reversal of 196476289 is 982674691.

It is a happy number.

The square root of 196476289 is 14017.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 196476289 - 25 = 196476257 is a prime.

It is a super-3 number, since 3×1964762893 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196476229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1499754 + ... + 1499884.

Almost surely, 2196476289 is an apocalyptic number.

196476289 is the 14017-th square number.

196476289 is the 7009-th centered octagonal number.

It is an amenable number.

196476289 is a deficient number, since it is larger than the sum of its proper divisors (3378912).

196476289 is an frugal number, since it uses more digits than its factorization.

196476289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476 (or 238 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 52.

The cubic root of 196476289 is about 581.3487132767.

The spelling of 196476289 in words is "one hundred ninety-six million, four hundred seventy-six thousand, two hundred eighty-nine".