Base | Representation |
---|---|
bin | 1110011100001… |
… | …01000010100010 |
3 | 22102221002201122 |
4 | 13032011002202 |
5 | 222002144140 |
6 | 20004132242 |
7 | 3000412046 |
oct | 716050242 |
9 | 272832648 |
10 | 121131170 |
11 | 62414706 |
12 | 34697082 |
13 | 1c131a64 |
14 | 12132026 |
15 | a97aab5 |
hex | 73850a2 |
121131170 has 8 divisors (see below), whose sum is σ = 218036124. Its totient is φ = 48452464.
The previous prime is 121131151. The next prime is 121131209. The reversal of 121131170 is 71131121.
It can be written as a sum of positive squares in 2 ways, for example, as 109767529 + 11363641 = 10477^2 + 3371^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6056549 + ... + 6056568.
Almost surely, 2121131170 is an apocalyptic number.
121131170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121131170 is a deficient number, since it is larger than the sum of its proper divisors (96904954).
121131170 is a wasteful number, since it uses less digits than its factorization.
121131170 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12113124.
The product of its (nonzero) digits is 42, while the sum is 17.
The square root of 121131170 is about 11005.9606577527. The cubic root of 121131170 is about 494.7874065825.
Adding to 121131170 its reverse (71131121), we get a palindrome (192262291).
The spelling of 121131170 in words is "one hundred twenty-one million, one hundred thirty-one thousand, one hundred seventy".
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