Base | Representation |
---|---|
bin | 101010010111… |
… | …1000110111111 |
3 | 1112210112120202 |
4 | 1110233012333 |
5 | 21141304210 |
6 | 2112034115 |
7 | 356544044 |
oct | 124570677 |
9 | 45715522 |
10 | 22213055 |
11 | 115a1aa7 |
12 | 753293b |
13 | 47a9827 |
14 | 2d431cb |
15 | 1e3b9a5 |
hex | 152f1bf |
22213055 has 16 divisors (see below), whose sum is σ = 27967680. Its totient is φ = 16904448.
The previous prime is 22213049. The next prime is 22213063. The reversal of 22213055 is 55031222.
It is not a de Polignac number, because 22213055 - 26 = 22212991 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26381 + ... + 27209.
It is an arithmetic number, because the mean of its divisors is an integer number (1747980).
Almost surely, 222213055 is an apocalyptic number.
22213055 is a deficient number, since it is larger than the sum of its proper divisors (5754625).
22213055 is a wasteful number, since it uses less digits than its factorization.
22213055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1090.
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 22213055 is about 4713.0727768622. The cubic root of 22213055 is about 281.1055567766.
Adding to 22213055 its reverse (55031222), we get a palindrome (77244277).
The spelling of 22213055 in words is "twenty-two million, two hundred thirteen thousand, fifty-five".
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