Base | Representation |
---|---|
bin | 10111111110011… |
… | …10110010001111 |
3 | 112000110012122100 |
4 | 23333032302033 |
5 | 402442000012 |
6 | 31542450143 |
7 | 4661351166 |
oct | 1377166217 |
9 | 460405570 |
10 | 201125007 |
11 | a3591216 |
12 | 57433953 |
13 | 3288c3a5 |
14 | 1c9d63dd |
15 | 129cc8dc |
hex | bfcec8f |
201125007 has 24 divisors (see below), whose sum is σ = 300344096. Its totient is φ = 129594816.
The previous prime is 201124997. The next prime is 201125009. The reversal of 201125007 is 700521102.
It is not a de Polignac number, because 201125007 - 27 = 201124879 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201125009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50358 + ... + 54204.
Almost surely, 2201125007 is an apocalyptic number.
201125007 is a deficient number, since it is larger than the sum of its proper divisors (99219089).
201125007 is a wasteful number, since it uses less digits than its factorization.
201125007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4047 (or 4044 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 18.
The square root of 201125007 is about 14181.8548504771. The cubic root of 201125007 is about 585.8980115425.
Adding to 201125007 its reverse (700521102), we get a palindrome (901646109).
The spelling of 201125007 in words is "two hundred one million, one hundred twenty-five thousand, seven".
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