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1029062231 is a prime number
BaseRepresentation
bin111101010101100…
…011111001010111
32122201100202222222
4331111203321113
54101414442411
6250040212555
734333612301
oct7525437127
92581322888
101029062231
1148897375a
1224876a15b
13135274382
149a954971
15605224db
hex3d563e57

1029062231 has 2 divisors, whose sum is σ = 1029062232. Its totient is φ = 1029062230.

The previous prime is 1029062149. The next prime is 1029062261. The reversal of 1029062231 is 1322609201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1029062231 - 210 = 1029061207 is a prime.

It is a super-2 number, since 2×10290622312 = 2117938150541394722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1029062231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1029062261) 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, 514531115 + 514531116.

It is an arithmetic number, because the mean of its divisors is an integer number (514531116).

Almost surely, 21029062231 is an apocalyptic number.

1029062231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1029062231 is an equidigital number, since it uses as much as digits as its factorization.

1029062231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1029062231 is about 32078.9998441348. Note that the first 3 decimals coincide. The cubic root of 1029062231 is about 1009.5950508759.

The spelling of 1029062231 in words is "one billion, twenty-nine million, sixty-two thousand, two hundred thirty-one".