Search a number
-
+
1836031 is a prime number
BaseRepresentation
bin111000000001111111111
310110021120011
413000033333
5432223111
6103204051
721414601
oct7001777
93407504
101836031
11104448a
12746627
134c3912
1435b171
15264021
hex1c03ff

1836031 has 2 divisors, whose sum is σ = 1836032. Its totient is φ = 1836030.

The previous prime is 1836011. The next prime is 1836041. The reversal of 1836031 is 1306381.

It is a strong prime.

It is an emirp because it is prime and its reverse (1306381) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1836031 - 211 = 1833983 is a prime.

It is a super-2 number, since 2×18360312 = 6742019665922, which contains 22 as substring.

It is a Chen prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 1835993 and 1836011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1836011) 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, 918015 + 918016.

It is an arithmetic number, because the mean of its divisors is an integer number (918016).

21836031 is an apocalyptic number.

1836031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1836031 is an equidigital number, since it uses as much as digits as its factorization.

1836031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1836031 is about 1355.0022140203. The cubic root of 1836031 is about 122.4503422220.

The spelling of 1836031 in words is "one million, eight hundred thirty-six thousand, thirty-one".