Base | Representation |
---|---|
bin | 1010011111100… |
… | …01111111101101 |
3 | 20010122000212220 |
4 | 11033301333231 |
5 | 140013214041 |
6 | 12422345553 |
7 | 2116116612 |
oct | 517617755 |
9 | 203560786 |
10 | 88023021 |
11 | 45760aa9 |
12 | 2558b2b9 |
13 | 1530c138 |
14 | b994509 |
15 | 7adad66 |
hex | 53f1fed |
88023021 has 16 divisors (see below), whose sum is σ = 120495936. Its totient is φ = 57125376.
The previous prime is 88023017. The next prime is 88023049. The reversal of 88023021 is 12032088.
It is not a de Polignac number, because 88023021 - 22 = 88023017 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 88022982 and 88023000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88023011) 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 in 15 ways as a sum of consecutive naturals, for example, 44571 + ... + 46503.
It is an arithmetic number, because the mean of its divisors is an integer number (7530996).
Almost surely, 288023021 is an apocalyptic number.
It is an amenable number.
88023021 is a deficient number, since it is larger than the sum of its proper divisors (32472915).
88023021 is a wasteful number, since it uses less digits than its factorization.
88023021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2332.
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 88023021 is about 9382.0584628321. The cubic root of 88023021 is about 444.8348012819.
The spelling of 88023021 in words is "eighty-eight million, twenty-three thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •