Base | Representation |
---|---|
bin | 11100100011011001110001 |
3 | 112002021112202 |
4 | 130203121301 |
5 | 3404010131 |
6 | 424232545 |
7 | 120423164 |
oct | 34433161 |
9 | 15067482 |
10 | 7485041 |
11 | 4252693 |
12 | 260b755 |
13 | 1720c25 |
14 | dcbadb |
15 | 9ccbcb |
hex | 723671 |
7485041 has 4 divisors (see below), whose sum is σ = 7494900. Its totient is φ = 7475184.
The previous prime is 7485019. The next prime is 7485047. The reversal of 7485041 is 1405847.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1405847 = 103 ⋅13649.
It can be written as a sum of positive squares in 2 ways, for example, as 6477025 + 1008016 = 2545^2 + 1004^2 .
It is a cyclic number.
It is not a de Polignac number, because 7485041 - 222 = 3290737 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7484995 and 7485013.
It is not an unprimeable number, because it can be changed into a prime (7485047) 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, 3686 + ... + 5343.
It is an arithmetic number, because the mean of its divisors is an integer number (1873725).
Almost surely, 27485041 is an apocalyptic number.
It is an amenable number.
7485041 is a deficient number, since it is larger than the sum of its proper divisors (9859).
7485041 is an equidigital number, since it uses as much as digits as its factorization.
7485041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9858.
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 7485041 is about 2735.8802970890. The cubic root of 7485041 is about 195.6131565402.
The spelling of 7485041 in words is "seven million, four hundred eighty-five thousand, forty-one".
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