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662041 = 2937617
BaseRepresentation
bin10100001101000011001
31020122011001
42201220121
5132141131
622105001
75425102
oct2415031
91218131
10662041
11412446
1227b161
131a2453
141333a9
15d1261
hexa1a19

662041 has 8 divisors (see below), whose sum is σ = 704520. Its totient is φ = 620928.

The previous prime is 662029. The next prime is 662047. The reversal of 662041 is 140266.

It can be written as a sum of positive squares in 4 ways, for example, as 67600 + 594441 = 260^2 + 771^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 662041 - 217 = 530969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 765 + ... + 1381.

It is an arithmetic number, because the mean of its divisors is an integer number (88065).

2662041 is an apocalyptic number.

It is an amenable number.

662041 is a deficient number, since it is larger than the sum of its proper divisors (42479).

662041 is a wasteful number, since it uses less digits than its factorization.

662041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 662041 is about 813.6590194916. The cubic root of 662041 is about 87.1555327667.

The spelling of 662041 in words is "six hundred sixty-two thousand, forty-one".

Divisors: 1 29 37 617 1073 17893 22829 662041