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1031203241 is a prime number
BaseRepresentation
bin111101011101101…
…110100110101001
32122212101112220122
4331131232212221
54102442000431
6250154133025
734361040305
oct7535564651
92585345818
101031203241
1148a0a6292
12249421175
13135843a43
149ad50d05
15607e6a7b
hex3d76e9a9

1031203241 has 2 divisors, whose sum is σ = 1031203242. Its totient is φ = 1031203240.

The previous prime is 1031203181. The next prime is 1031203249. The reversal of 1031203241 is 1423021301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002355600 + 28847641 = 31660^2 + 5371^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1031203241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031203249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515601620 + 515601621.

It is an arithmetic number, because the mean of its divisors is an integer number (515601621).

Almost surely, 21031203241 is an apocalyptic number.

It is an amenable number.

1031203241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031203241 is an equidigital number, since it uses as much as digits as its factorization.

1031203241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1031203241 is about 32112.3534017674. The cubic root of 1031203241 is about 1010.2947350789.

Adding to 1031203241 its reverse (1423021301), we get a palindrome (2454224542).

The spelling of 1031203241 in words is "one billion, thirty-one million, two hundred three thousand, two hundred forty-one".