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1030263041 = 1815692061
BaseRepresentation
bin111101011010001…
…001000100000001
32122210121210012102
4331122021010001
54102221404131
6250122040145
734350043223
oct7532110401
92583553172
101030263041
11489613965
12249049055
131355a4b02
149ab88413
15606ad1cb
hex3d689101

1030263041 has 4 divisors (see below), whose sum is σ = 1035955284. Its totient is φ = 1024570800.

The previous prime is 1030263029. The next prime is 1030263061. The reversal of 1030263041 is 1403620301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1403620301 = 5087275923.

It can be written as a sum of positive squares in 2 ways, for example, as 37761025 + 992502016 = 6145^2 + 31504^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030263041 - 222 = 1026068737 is a prime.

It is a super-2 number, since 2×10302630412 = 2122883867301135362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030263001) 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, 2845850 + ... + 2846211.

It is an arithmetic number, because the mean of its divisors is an integer number (258988821).

Almost surely, 21030263041 is an apocalyptic number.

It is an amenable number.

1030263041 is a deficient number, since it is larger than the sum of its proper divisors (5692243).

1030263041 is an equidigital number, since it uses as much as digits as its factorization.

1030263041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692242.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1030263041 is about 32097.7108373790. The cubic root of 1030263041 is about 1009.9875961618.

Adding to 1030263041 its reverse (1403620301), we get a palindrome (2433883342).

The spelling of 1030263041 in words is "one billion, thirty million, two hundred sixty-three thousand, forty-one".

Divisors: 1 181 5692061 1030263041