Base | Representation |
---|---|
bin | 111101010101100… |
… | …011111001010111 |
3 | 2122201100202222222 |
4 | 331111203321113 |
5 | 4101414442411 |
6 | 250040212555 |
7 | 34333612301 |
oct | 7525437127 |
9 | 2581322888 |
10 | 1029062231 |
11 | 48897375a |
12 | 24876a15b |
13 | 135274382 |
14 | 9a954971 |
15 | 605224db |
hex | 3d563e57 |
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".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •