Base | Representation |
---|---|
bin | 101011011011… |
… | …1000101101110 |
3 | 1120211211121110 |
4 | 1112313011232 |
5 | 21312120110 |
6 | 2132012450 |
7 | 364353633 |
oct | 126670556 |
9 | 46754543 |
10 | 22770030 |
11 | 11942508 |
12 | 7761126 |
13 | 49431ba |
14 | 304a18a |
15 | 1eeba20 |
hex | 15b716e |
22770030 has 16 divisors (see below), whose sum is σ = 54648144. Its totient is φ = 6072000.
The previous prime is 22769951. The next prime is 22770049. The reversal of 22770030 is 3007722.
It is a junction number, because it is equal to n+sod(n) for n = 22769979 and 22770006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379471 + ... + 379530.
It is an arithmetic number, because the mean of its divisors is an integer number (3415509).
Almost surely, 222770030 is an apocalyptic number.
22770030 is an abundant number, since it is smaller than the sum of its proper divisors (31878114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22770030 is a wasteful number, since it uses less digits than its factorization.
22770030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759011.
The product of its (nonzero) digits is 588, while the sum is 21.
The square root of 22770030 is about 4771.7952596481. The cubic root of 22770030 is about 283.4356892780.
Adding to 22770030 its reverse (3007722), we get a palindrome (25777752).
The spelling of 22770030 in words is "twenty-two million, seven hundred seventy thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •