Search a number
-
+
1023225041 = 61101166081
BaseRepresentation
bin111100111111010…
…010110011010001
32122022101012212202
4330333102303101
54043421200131
6245311132545
734233161246
oct7477226321
92568335782
101023225041
11485647133
12246814155
13133cac507
1499c755cd
155ec6cbcb
hex3cfd2cd1

1023225041 has 8 divisors (see below), whose sum is σ = 1050302568. Its totient is φ = 996480000.

The previous prime is 1023225011. The next prime is 1023225059. The reversal of 1023225041 is 1405223201.

It can be written as a sum of positive squares in 4 ways, for example, as 82882816 + 940342225 = 9104^2 + 30665^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1023225041 - 210 = 1023224017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1023225011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76880 + ... + 89201.

It is an arithmetic number, because the mean of its divisors is an integer number (131287821).

Almost surely, 21023225041 is an apocalyptic number.

It is an amenable number.

1023225041 is a deficient number, since it is larger than the sum of its proper divisors (27077527).

1023225041 is a wasteful number, since it uses less digits than its factorization.

1023225041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166243.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1023225041 is about 31987.8889737976. Note that the first 3 decimals coincide. The cubic root of 1023225041 is about 1007.6825082573.

Adding to 1023225041 its reverse (1405223201), we get a palindrome (2428448242).

The spelling of 1023225041 in words is "one billion, twenty-three million, two hundred twenty-five thousand, forty-one".

Divisors: 1 61 101 6161 166081 10130941 16774181 1023225041