Base | Representation |
---|---|
bin | 101010011100… |
… | …1011101111101 |
3 | 1112212200210020 |
4 | 1110321131331 |
5 | 21144133420 |
6 | 2113002353 |
7 | 360111540 |
oct | 124713575 |
9 | 45780706 |
10 | 22255485 |
11 | 1162096a |
12 | 75533b9 |
13 | 47c2c35 |
14 | 2d54857 |
15 | 1e49340 |
hex | 153977d |
22255485 has 32 divisors (see below), whose sum is σ = 41226240. Its totient is φ = 10041408.
The previous prime is 22255483. The next prime is 22255507. The reversal of 22255485 is 58455222.
It is a happy number.
It is not a de Polignac number, because 22255485 - 21 = 22255483 is a prime.
It is a super-2 number, since 2×222554852 = 990613225170450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22255483) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6954 + ... + 9636.
It is an arithmetic number, because the mean of its divisors is an integer number (1288320).
Almost surely, 222255485 is an apocalyptic number.
It is an amenable number.
22255485 is a deficient number, since it is larger than the sum of its proper divisors (18970755).
22255485 is a wasteful number, since it uses less digits than its factorization.
22255485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2777.
The product of its digits is 32000, while the sum is 33.
The square root of 22255485 is about 4717.5719390381. The cubic root of 22255485 is about 281.2844264031.
The spelling of 22255485 in words is "twenty-two million, two hundred fifty-five thousand, four hundred eighty-five".
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