Base | Representation |
---|---|
bin | 1010100000010… |
… | …11101000001011 |
3 | 20010211100220102 |
4 | 11100023220023 |
5 | 140030044021 |
6 | 12424520015 |
7 | 2120034656 |
oct | 520135013 |
9 | 203740812 |
10 | 88128011 |
11 | 45822974 |
12 | 2562000b |
13 | 15347b6a |
14 | b9c089d |
15 | 7b0c00b |
hex | 540ba0b |
88128011 has 2 divisors, whose sum is σ = 88128012. Its totient is φ = 88128010.
The previous prime is 88127999. The next prime is 88128031. The reversal of 88128011 is 11082188.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-88128011 is a prime.
It is a super-2 number, since 2×881280112 = 15533092645632242, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (88128031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44064005 + 44064006.
It is an arithmetic number, because the mean of its divisors is an integer number (44064006).
Almost surely, 288128011 is an apocalyptic number.
88128011 is a deficient number, since it is larger than the sum of its proper divisors (1).
88128011 is an equidigital number, since it uses as much as digits as its factorization.
88128011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1024, while the sum is 29.
The square root of 88128011 is about 9387.6520493678. The cubic root of 88128011 is about 445.0115908272.
The spelling of 88128011 in words is "eighty-eight million, one hundred twenty-eight thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •