Base | Representation |
---|---|
bin | 10000110010100… |
… | …11001101101001 |
3 | 100211000220220121 |
4 | 20121103031221 |
5 | 242024200100 |
6 | 21550523241 |
7 | 3330130321 |
oct | 1031231551 |
9 | 324026817 |
10 | 140850025 |
11 | 72562788 |
12 | 3b206521 |
13 | 23247214 |
14 | 149c6281 |
15 | c57351a |
hex | 8653369 |
140850025 has 6 divisors (see below), whose sum is σ = 174654062. Its totient is φ = 112680000.
The previous prime is 140850001. The next prime is 140850041. The reversal of 140850025 is 520058041.
It can be written as a sum of positive squares in 3 ways, for example, as 24336 + 140825689 = 156^2 + 11867^2 .
It is not a de Polignac number, because 140850025 - 25 = 140849993 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 5634001 = 140850025 / (1 + 4 + 0 + 8 + 5 + 0 + 0 + 2 + 5).
It is a Duffinian number.
It is a congruent number.
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 5 ways as a sum of consecutive naturals, for example, 2816976 + ... + 2817025.
Almost surely, 2140850025 is an apocalyptic number.
It is an amenable number.
140850025 is a deficient number, since it is larger than the sum of its proper divisors (33804037).
140850025 is an equidigital number, since it uses as much as digits as its factorization.
140850025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5634011 (or 5634006 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 25.
The square root of 140850025 is about 11868.0253201617. The cubic root of 140850025 is about 520.2981832702.
The spelling of 140850025 in words is "one hundred forty million, eight hundred fifty thousand, twenty-five".
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