Base | Representation |
---|---|
bin | 101010001010… |
… | …0000100111010 |
3 | 1112120220200211 |
4 | 1110110010322 |
5 | 21124233310 |
6 | 2105421334 |
7 | 355603165 |
oct | 124240472 |
9 | 45526624 |
10 | 22102330 |
11 | 11526898 |
12 | 749a84a |
13 | 476b303 |
14 | 2d14adc |
15 | 1e18c8a |
hex | 151413a |
22102330 has 8 divisors (see below), whose sum is σ = 39784212. Its totient is φ = 8840928.
The previous prime is 22102279. The next prime is 22102331. The reversal of 22102330 is 3320122.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 21818241 + 284089 = 4671^2 + 533^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 22102330.
It is not an unprimeable number, because it can be changed into a prime (22102331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105107 + ... + 1105126.
Almost surely, 222102330 is an apocalyptic number.
22102330 is a deficient number, since it is larger than the sum of its proper divisors (17681882).
22102330 is a wasteful number, since it uses less digits than its factorization.
22102330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2210240.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 22102330 is about 4701.3115191402. The cubic root of 22102330 is about 280.6377046776.
Adding to 22102330 its reverse (3320122), we get a palindrome (25422452).
The spelling of 22102330 in words is "twenty-two million, one hundred two thousand, three hundred thirty".
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