Base | Representation |
---|---|
bin | 100010101101… |
… | …111011100001 |
3 | 122010101021000 |
4 | 202231323201 |
5 | 4312213100 |
6 | 523022213 |
7 | 140233413 |
oct | 42557341 |
9 | 18111230 |
10 | 9101025 |
11 | 515680a |
12 | 306a969 |
13 | 1b6862b |
14 | 12cc9b3 |
15 | beb900 |
hex | 8adee1 |
9101025 has 48 divisors (see below), whose sum is σ = 17012800. Its totient is φ = 4769280.
The previous prime is 9101023. The next prime is 9101039. The reversal of 9101025 is 5201019.
It is not a de Polignac number, because 9101025 - 21 = 9101023 is a prime.
It is an Ulam number.
9101025 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 9100989 and 9101007.
It is not an unprimeable number, because it can be changed into a prime (9101023) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 65406 + ... + 65544.
Almost surely, 29101025 is an apocalyptic number.
It is an amenable number.
9101025 is a deficient number, since it is larger than the sum of its proper divisors (7911775).
9101025 is a wasteful number, since it uses less digits than its factorization.
9101025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255 (or 244 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 18.
The square root of 9101025 is about 3016.7905131116. The cubic root of 9101025 is about 208.7837862294.
The spelling of 9101025 in words is "nine million, one hundred one thousand, twenty-five".
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