Base | Representation |
---|---|
bin | 10000101100100… |
… | …00111011100101 |
3 | 100202112111022021 |
4 | 20112100323211 |
5 | 241323213440 |
6 | 21521503141 |
7 | 3320304262 |
oct | 1026207345 |
9 | 322474267 |
10 | 140054245 |
11 | 72069911 |
12 | 3aaa1ab1 |
13 | 23028c46 |
14 | 1485a269 |
15 | c46784a |
hex | 8590ee5 |
140054245 has 32 divisors (see below), whose sum is σ = 188490240. Its totient is φ = 99348480.
The previous prime is 140054221. The next prime is 140054251. The reversal of 140054245 is 542450041.
It is a happy number.
It is not a de Polignac number, because 140054245 - 211 = 140052197 is a prime.
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 31 ways as a sum of consecutive naturals, for example, 138301 + ... + 139309.
It is an arithmetic number, because the mean of its divisors is an integer number (5890320).
Almost surely, 2140054245 is an apocalyptic number.
It is an amenable number.
140054245 is a deficient number, since it is larger than the sum of its proper divisors (48435995).
140054245 is a wasteful number, since it uses less digits than its factorization.
140054245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1125.
The product of its (nonzero) digits is 3200, while the sum is 25.
The square root of 140054245 is about 11834.4516138265. The cubic root of 140054245 is about 519.3164650593.
The spelling of 140054245 in words is "one hundred forty million, fifty-four thousand, two hundred forty-five".
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