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1394741 = 9111531
BaseRepresentation
bin101010100100000110101
32121212020002
411110200311
5324112431
645521045
714566205
oct5244065
92555202
101394741
11872987
12573185
1339aaba
14284405
151c83cb
hex154835

1394741 has 4 divisors (see below), whose sum is σ = 1397184. Its totient is φ = 1392300.

The previous prime is 1394737. The next prime is 1394747. The reversal of 1394741 is 1474931.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1474931 = 3739863.

It is a cyclic number.

It is not a de Polignac number, because 1394741 - 22 = 1394737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394747) 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, 146 + ... + 1676.

It is an arithmetic number, because the mean of its divisors is an integer number (349296).

21394741 is an apocalyptic number.

It is an amenable number.

1394741 is a deficient number, since it is larger than the sum of its proper divisors (2443).

1394741 is an equidigital number, since it uses as much as digits as its factorization.

1394741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442.

The product of its digits is 3024, while the sum is 29.

The square root of 1394741 is about 1180.9915325691. The cubic root of 1394741 is about 111.7286426094.

The spelling of 1394741 in words is "one million, three hundred ninety-four thousand, seven hundred forty-one".

Divisors: 1 911 1531 1394741