Search a number
-
+
1030741 is a prime number
BaseRepresentation
bin11111011101001010101
31221100220121
43323221111
5230440431
634031541
711522035
oct3735125
91840817
101030741
11644458
124185b1
132a120a
141cb8c5
15155611
hexfba55

1030741 has 2 divisors, whose sum is σ = 1030742. Its totient is φ = 1030740.

The previous prime is 1030739. The next prime is 1030751. The reversal of 1030741 is 1470301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 970225 + 60516 = 985^2 + 246^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030741 - 21 = 1030739 is a prime.

It is a super-3 number, since 3×10307413 = 3285261233301477063, which contains 333 as substring.

Together with 1030739, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515370 + 515371.

It is an arithmetic number, because the mean of its divisors is an integer number (515371).

21030741 is an apocalyptic number.

It is an amenable number.

1030741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030741 is an equidigital number, since it uses as much as digits as its factorization.

1030741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1030741 is about 1015.2541553719. The cubic root of 1030741 is about 101.0143756292.

It can be divided in two parts, 1030 and 741, that multiplied together give a triangular number (763230 = T1235).

The spelling of 1030741 in words is "one million, thirty thousand, seven hundred forty-one".