Search a number
-
+
1030841 = 7147263
BaseRepresentation
bin11111011101010111001
31221101001022
43323222321
5230441331
634032225
711522240
oct3735271
91841038
101030841
11644539
12418675
132a1286
141cb957
1515567b
hexfbab9

1030841 has 4 divisors (see below), whose sum is σ = 1178112. Its totient is φ = 883572.

The previous prime is 1030831. The next prime is 1030847. The reversal of 1030841 is 1480301.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 1030841 - 214 = 1014457 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1030847) 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, 73625 + ... + 73638.

It is an arithmetic number, because the mean of its divisors is an integer number (294528).

21030841 is an apocalyptic number.

It is an amenable number.

1030841 is a deficient number, since it is larger than the sum of its proper divisors (147271).

1030841 is an equidigital number, since it uses as much as digits as its factorization.

1030841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147270.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1030841 is about 1015.3034029294. The cubic root of 1030841 is about 101.0176422470.

The spelling of 1030841 in words is "one million, thirty thousand, eight hundred forty-one".

Divisors: 1 7 147263 1030841