Base | Representation |
---|---|
bin | 1111011001001011… |
… | …1111000100110001 |
3 | 101122222102002110102 |
4 | 3312102333010301 |
5 | 31430314001311 |
6 | 1522010442145 |
7 | 204253611632 |
oct | 36622770461 |
9 | 11588362412 |
10 | 4132172081 |
11 | 183055a054 |
12 | 973a33355 |
13 | 50b11aa4b |
14 | 2b2b1b889 |
15 | 192b8243b |
hex | f64bf131 |
4132172081 has 8 divisors (see below), whose sum is σ = 4191484320. Its totient is φ = 4072933152.
The previous prime is 4132172053. The next prime is 4132172101. The reversal of 4132172081 is 1802712314.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4132172081 - 26 = 4132172017 is a prime.
It is a super-2 number, since 2×41321720812 = 34149692213991741122, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (4132172021) 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, 100706 + ... + 135668.
It is an arithmetic number, because the mean of its divisors is an integer number (523935540).
Almost surely, 24132172081 is an apocalyptic number.
It is an amenable number.
4132172081 is a deficient number, since it is larger than the sum of its proper divisors (59312239).
4132172081 is a wasteful number, since it uses less digits than its factorization.
4132172081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36655.
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 4132172081 is about 64281.9732195582. The cubic root of 4132172081 is about 1604.6961094924.
Adding to 4132172081 its reverse (1802712314), we get a palindrome (5934884395).
The spelling of 4132172081 in words is "four billion, one hundred thirty-two million, one hundred seventy-two thousand, eighty-one".
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