Base | Representation |
---|---|
bin | 100101011001100010111 |
3 | 2022021001201 |
4 | 10223030113 |
5 | 303203440 |
6 | 42133331 |
7 | 13262605 |
oct | 4531427 |
9 | 2267051 |
10 | 1225495 |
11 | 767807 |
12 | 4b1247 |
13 | 33ba5b |
14 | 23c875 |
15 | 19319a |
hex | 12b317 |
1225495 has 8 divisors (see below), whose sum is σ = 1488816. Its totient is φ = 968256.
The previous prime is 1225493. The next prime is 1225501. The reversal of 1225495 is 5945221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1225495 - 21 = 1225493 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1225493) 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, 1062 + ... + 1891.
It is an arithmetic number, because the mean of its divisors is an integer number (186102).
21225495 is an apocalyptic number.
1225495 is a deficient number, since it is larger than the sum of its proper divisors (263321).
1225495 is an equidigital number, since it uses as much as digits as its factorization.
1225495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3041.
The product of its digits is 3600, while the sum is 28.
The square root of 1225495 is about 1107.0207766795. The cubic root of 1225495 is about 107.0131581920.
The spelling of 1225495 in words is "one million, two hundred twenty-five thousand, four hundred ninety-five".
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