Base | Representation |
---|---|
bin | 11100011101100101101001 |
3 | 112001001212200 |
4 | 130131211221 |
5 | 3402224400 |
6 | 423530413 |
7 | 120263562 |
oct | 34354551 |
9 | 15031780 |
10 | 7461225 |
11 | 4236802 |
12 | 25b9a09 |
13 | 1713135 |
14 | dc3169 |
15 | 9c5b00 |
hex | 71d969 |
7461225 has 18 divisors (see below), whose sum is σ = 13364286. Its totient is φ = 3979200.
The previous prime is 7461211. The next prime is 7461247. The reversal of 7461225 is 5221647.
It can be written as a sum of positive squares in 3 ways, for example, as 1929321 + 5531904 = 1389^2 + 2352^2 .
It is not a de Polignac number, because 7461225 - 25 = 7461193 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16356 + ... + 16805.
Almost surely, 27461225 is an apocalyptic number.
7461225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
7461225 is a deficient number, since it is larger than the sum of its proper divisors (5903061).
7461225 is a wasteful number, since it uses less digits than its factorization.
7461225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33177 (or 33169 counting only the distinct ones).
The product of its digits is 3360, while the sum is 27.
The square root of 7461225 is about 2731.5242997272. The cubic root of 7461225 is about 195.4054679539.
The spelling of 7461225 in words is "seven million, four hundred sixty-one thousand, two hundred twenty-five".
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