Base | Representation |
---|---|
bin | 100100100110010… |
… | …0110000101101100 |
3 | 10011120202211010201 |
4 | 1021030212011230 |
5 | 10003334213013 |
6 | 321505043244 |
7 | 42301104124 |
oct | 11114460554 |
9 | 3146684121 |
10 | 1228038508 |
11 | 580217564 |
12 | 2a3326524 |
13 | 167560708 |
14 | b914bc84 |
15 | 72c283dd |
hex | 4932616c |
1228038508 has 24 divisors (see below), whose sum is σ = 2198649600. Its totient is φ = 599978448.
The previous prime is 1228038499. The next prime is 1228038523. The reversal of 1228038508 is 8058308221.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23833 + ... + 54991.
It is an arithmetic number, because the mean of its divisors is an integer number (91610400).
Almost surely, 21228038508 is an apocalyptic number.
It is an amenable number.
1228038508 is a deficient number, since it is larger than the sum of its proper divisors (970611092).
1228038508 is a wasteful number, since it uses less digits than its factorization.
1228038508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31389 (or 31387 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 37.
The square root of 1228038508 is about 35043.3803734742. The cubic root of 1228038508 is about 1070.8714210108.
The spelling of 1228038508 in words is "one billion, two hundred twenty-eight million, thirty-eight thousand, five hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •