Base | Representation |
---|---|
bin | 1111110111011… |
… | …11100111101101 |
3 | 100021110021200222 |
4 | 13323233213231 |
5 | 233033231221 |
6 | 21112501125 |
7 | 3204230441 |
oct | 773574755 |
9 | 307407628 |
10 | 133102061 |
11 | 69150604 |
12 | 386aa7a5 |
13 | 21763721 |
14 | 1396a821 |
15 | ba429ab |
hex | 7eef9ed |
133102061 has 16 divisors (see below), whose sum is σ = 147155760. Its totient is φ = 119854080.
The previous prime is 133102043. The next prime is 133102069. The reversal of 133102061 is 160201331.
It can be written as a sum of positive squares in 8 ways, for example, as 7236100 + 125865961 = 2690^2 + 11219^2 .
It is not a de Polignac number, because 133102061 - 210 = 133101037 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133102069) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36635 + ... + 40103.
It is an arithmetic number, because the mean of its divisors is an integer number (9197235).
Almost surely, 2133102061 is an apocalyptic number.
It is an amenable number.
133102061 is a deficient number, since it is larger than the sum of its proper divisors (14053699).
133102061 is a wasteful number, since it uses less digits than its factorization.
133102061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3584.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 133102061 is about 11536.9866516348. The cubic root of 133102061 is about 510.5774070322.
Adding to 133102061 its reverse (160201331), we get a palindrome (293303392).
The spelling of 133102061 in words is "one hundred thirty-three million, one hundred two thousand, sixty-one".
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