Base | Representation |
---|---|
bin | 100101011010011001111 |
3 | 2022021200000 |
4 | 10223103033 |
5 | 303212220 |
6 | 42135343 |
7 | 13264104 |
oct | 4532317 |
9 | 2267600 |
10 | 1225935 |
11 | 768077 |
12 | 4b1553 |
13 | 33c009 |
14 | 23caab |
15 | 193390 |
hex | 12b4cf |
1225935 has 24 divisors (see below), whose sum is σ = 2205840. Its totient is φ = 653184.
The previous prime is 1225933. The next prime is 1225949. The reversal of 1225935 is 5395221.
It is not a de Polignac number, because 1225935 - 21 = 1225933 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a d-powerful number, because it can be written as 1 + 219 + 219 + 5 + 92 + 311 + 53 .
It is a junction number, because it is equal to n+sod(n) for n = 1225899 and 1225908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1225933) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 711 + ... + 1719.
It is an arithmetic number, because the mean of its divisors is an integer number (91910).
21225935 is an apocalyptic number.
1225935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1225935 is a deficient number, since it is larger than the sum of its proper divisors (979905).
1225935 is an equidigital number, since it uses as much as digits as its factorization.
1225935 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1029 (or 1017 counting only the distinct ones).
The product of its digits is 2700, while the sum is 27.
The square root of 1225935 is about 1107.2194904354. The cubic root of 1225935 is about 107.0259639441.
The spelling of 1225935 in words is "one million, two hundred twenty-five thousand, nine hundred thirty-five".
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