Base | Representation |
---|---|
bin | 100111010101… |
… | …0101100001000 |
3 | 1102210201012001 |
4 | 1032222230020 |
5 | 20234401323 |
6 | 2014000344 |
7 | 340166464 |
oct | 116525410 |
9 | 42721161 |
10 | 20622088 |
11 | 10705753 |
12 | 6aa60b4 |
13 | 4370626 |
14 | 2a4b4a4 |
15 | 1c253ad |
hex | 13aab08 |
20622088 has 32 divisors (see below), whose sum is σ = 41727960. Its totient is φ = 9518080.
The previous prime is 20622083. The next prime is 20622109. The reversal of 20622088 is 88022602.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 20412324 + 209764 = 4518^2 + 458^2 .
It is not an unprimeable number, because it can be changed into a prime (20622083) 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 in 7 ways as a sum of consecutive naturals, for example, 5778 + ... + 8638.
Almost surely, 220622088 is an apocalyptic number.
It is an amenable number.
20622088 is an abundant number, since it is smaller than the sum of its proper divisors (21105872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20622088 is a wasteful number, since it uses less digits than its factorization.
20622088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2937 (or 2933 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 20622088 is about 4541.1549191808. The cubic root of 20622088 is about 274.2274205441.
The spelling of 20622088 in words is "twenty million, six hundred twenty-two thousand, eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.126 sec. • engine limits •