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395545041 = 3243949449
BaseRepresentation
bin10111100100111…
…000100111010001
31000120021202210100
4113210320213101
51302224420131
6103125523013
712542035353
oct2744704721
91016252710
10395545041
11193302931
12b0573469
1363c41928
143a7650d3
1524ad37e6
hex179389d1

395545041 has 6 divisors (see below), whose sum is σ = 571342850. Its totient is φ = 263696688.

The previous prime is 395545037. The next prime is 395545043. The reversal of 395545041 is 140545593.

It can be written as a sum of positive squares in only one way, i.e., 387302400 + 8242641 = 19680^2 + 2871^2 .

It is not a de Polignac number, because 395545041 - 22 = 395545037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 395544987 and 395545005.

It is not an unprimeable number, because it can be changed into a prime (395545043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21974716 + ... + 21974733.

Almost surely, 2395545041 is an apocalyptic number.

It is an amenable number.

395545041 is a deficient number, since it is larger than the sum of its proper divisors (175797809).

395545041 is a wasteful number, since it uses less digits than its factorization.

395545041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43949455 (or 43949452 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 395545041 is about 19888.3141819512. The cubic root of 395545041 is about 734.0607132499.

The spelling of 395545041 in words is "three hundred ninety-five million, five hundred forty-five thousand, forty-one".

Divisors: 1 3 9 43949449 131848347 395545041