Base | Representation |
---|---|
bin | 1001100000001… |
… | …1101000000101 |
3 | 2210000010122202 |
4 | 2120003220011 |
5 | 40201020431 |
6 | 3542204245 |
7 | 662545034 |
oct | 230035005 |
9 | 83003582 |
10 | 39860741 |
11 | 20555a68 |
12 | 11423685 |
13 | 834834b |
14 | 541871b |
15 | 37758cb |
hex | 2603a05 |
39860741 has 4 divisors (see below), whose sum is σ = 39873900. Its totient is φ = 39847584.
The previous prime is 39860713. The next prime is 39860789. The reversal of 39860741 is 14706893.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14706893 = 19 ⋅774047.
It can be written as a sum of positive squares in 2 ways, for example, as 3076516 + 36784225 = 1754^2 + 6065^2 .
It is a cyclic number.
It is not a de Polignac number, because 39860741 - 222 = 35666437 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 39860695 and 39860704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39860791) 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, 515 + ... + 8943.
It is an arithmetic number, because the mean of its divisors is an integer number (9968475).
Almost surely, 239860741 is an apocalyptic number.
It is an amenable number.
39860741 is a deficient number, since it is larger than the sum of its proper divisors (13159).
39860741 is an equidigital number, since it uses as much as digits as its factorization.
39860741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13158.
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 39860741 is about 6313.5363307737. The cubic root of 39860741 is about 341.5978452963.
The spelling of 39860741 in words is "thirty-nine million, eight hundred sixty thousand, seven hundred forty-one".
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