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1073741 = 5918199
BaseRepresentation
bin100000110001001001101
32000112220012
410012021031
5233324431
635003005
712061304
oct4061115
92015805
101073741
11673799
12439465
132b7966
141dd43b
1516322b
hex10624d

1073741 has 4 divisors (see below), whose sum is σ = 1092000. Its totient is φ = 1055484.

The previous prime is 1073729. The next prime is 1073773. The reversal of 1073741 is 1473701.

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: 1473701 = 3374373.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1073741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073711) 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, 9041 + ... + 9158.

It is an arithmetic number, because the mean of its divisors is an integer number (273000).

21073741 is an apocalyptic number.

It is an amenable number.

1073741 is a deficient number, since it is larger than the sum of its proper divisors (18259).

1073741 is an equidigital number, since it uses as much as digits as its factorization.

1073741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18258.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 1073741 is about 1036.2147460831. The cubic root of 1073741 is about 102.3999738057.

The spelling of 1073741 in words is "one million, seventy-three thousand, seven hundred forty-one".

Divisors: 1 59 18199 1073741