Base | Representation |
---|---|
bin | 11100010100011101010001 |
3 | 111222011120111 |
4 | 130110131101 |
5 | 3400030300 |
6 | 423041321 |
7 | 120046543 |
oct | 34243521 |
9 | 14864514 |
10 | 7423825 |
11 | 42106a2 |
12 | 25a0241 |
13 | 16cc0c6 |
14 | db3693 |
15 | 9b99ba |
hex | 714751 |
7423825 has 12 divisors (see below), whose sum is σ = 9606528. Its totient is φ = 5680400.
The previous prime is 7423807. The next prime is 7423841. The reversal of 7423825 is 5283247.
It is not a de Polignac number, because 7423825 - 213 = 7415633 is a prime.
It is a super-2 number, since 2×74238252 = 110226355261250, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 5881 + ... + 7030.
It is an arithmetic number, because the mean of its divisors is an integer number (800544).
Almost surely, 27423825 is an apocalyptic number.
It is an amenable number.
7423825 is a deficient number, since it is larger than the sum of its proper divisors (2182703).
7423825 is a wasteful number, since it uses less digits than its factorization.
7423825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12944 (or 12939 counting only the distinct ones).
The product of its digits is 13440, while the sum is 31.
The square root of 7423825 is about 2724.6697047532. The cubic root of 7423825 is about 195.0784256097.
The spelling of 7423825 in words is "seven million, four hundred twenty-three thousand, eight hundred twenty-five".
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