Base | Representation |
---|---|
bin | 100010011001… |
… | …001100010001 |
3 | 121222001201221 |
4 | 202121030101 |
5 | 4302003311 |
6 | 521125041 |
7 | 136430644 |
oct | 42311421 |
9 | 17861657 |
10 | 9016081 |
11 | 50a8a08 |
12 | 3029781 |
13 | 1b38a79 |
14 | 12a9a5b |
15 | bd1671 |
hex | 899311 |
9016081 has 4 divisors (see below), whose sum is σ = 9022464. Its totient is φ = 9009700.
The previous prime is 9016079. The next prime is 9016087. The reversal of 9016081 is 1806109.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1806109 = 1291 ⋅1399.
It is a cyclic number.
It is not a de Polignac number, because 9016081 - 21 = 9016079 is a prime.
It is a super-2 number, since 2×90160812 = 162579433197122, which contains 22 as substring.
It is a Duffinian number.
9016081 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (9016087) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25 + ... + 4246.
It is an arithmetic number, because the mean of its divisors is an integer number (2255616).
Almost surely, 29016081 is an apocalyptic number.
It is an amenable number.
9016081 is a deficient number, since it is larger than the sum of its proper divisors (6383).
9016081 is a wasteful number, since it uses less digits than its factorization.
9016081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6382.
The product of its (nonzero) digits is 432, while the sum is 25.
The square root of 9016081 is about 3002.6789705195. The cubic root of 9016081 is about 208.1321968431.
The spelling of 9016081 in words is "nine million, sixteen thousand, eighty-one".
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