Base | Representation |
---|---|
bin | 100100001000… |
… | …100001010001 |
3 | 122211020020211 |
4 | 210020201101 |
5 | 4411101311 |
6 | 535004121 |
7 | 143340253 |
oct | 44104121 |
9 | 18736224 |
10 | 9472081 |
11 | 538a573 |
12 | 3209641 |
13 | 1c684a8 |
14 | 1387cd3 |
15 | c71821 |
hex | 908851 |
9472081 has 4 divisors (see below), whose sum is σ = 9777664. Its totient is φ = 9166500.
The previous prime is 9472063. The next prime is 9472091. The reversal of 9472081 is 1802749.
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.
It is a cyclic number.
It is not a de Polignac number, because 9472081 - 221 = 7374929 is a prime.
It is a super-2 number, since 2×94720812 = 179440636941122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 305551 = 9472081 / (9 + 4 + 7 + 2 + 0 + 8 + 1).
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9472061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152745 + ... + 152806.
It is an arithmetic number, because the mean of its divisors is an integer number (2444416).
Almost surely, 29472081 is an apocalyptic number.
It is an amenable number.
9472081 is a deficient number, since it is larger than the sum of its proper divisors (305583).
9472081 is a wasteful number, since it uses less digits than its factorization.
9472081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305582.
The product of its (nonzero) digits is 4032, while the sum is 31.
The square root of 9472081 is about 3077.6746091814. The cubic root of 9472081 is about 211.5835020245.
The spelling of 9472081 in words is "nine million, four hundred seventy-two thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •