Base | Representation |
---|---|
bin | 10000101111010… |
… | …00110111101000 |
3 | 100210012210101211 |
4 | 20113220313220 |
5 | 241421230230 |
6 | 21533322504 |
7 | 3323334355 |
oct | 1027506750 |
9 | 323183354 |
10 | 140414440 |
11 | 722954a1 |
12 | 3b036434 |
13 | 23123b8a |
14 | 1491162c |
15 | c4d942a |
hex | 85e8de8 |
140414440 has 32 divisors (see below), whose sum is σ = 316343880. Its totient is φ = 56092672.
The previous prime is 140414419. The next prime is 140414459. The reversal of 140414440 is 44414041.
It is a happy number.
140414440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 128731716 + 11682724 = 11346^2 + 3418^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37284 + ... + 40876.
Almost surely, 2140414440 is an apocalyptic number.
140414440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140414440 is an abundant number, since it is smaller than the sum of its proper divisors (175929440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140414440 is a wasteful number, since it uses less digits than its factorization.
140414440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4581 (or 4577 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 22.
The square root of 140414440 is about 11849.6599107316. The cubic root of 140414440 is about 519.7612809594.
Adding to 140414440 its reverse (44414041), we get a palindrome (184828481).
It can be divided in two parts, 14041 and 4440, that added together give a palindrome (18481).
The spelling of 140414440 in words is "one hundred forty million, four hundred fourteen thousand, four hundred forty".
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