Base | Representation |
---|---|
bin | 101001000110111101… |
… | …100111011100101000 |
3 | 11012221012122000221122 |
4 | 221012331213130220 |
5 | 1210344344333230 |
6 | 32135554154412 |
7 | 3121556524325 |
oct | 510675473450 |
9 | 135835560848 |
10 | 44140230440 |
11 | 177a1011499 |
12 | 867a582a08 |
13 | 4215a62167 |
14 | 21ca3c5b4c |
15 | 123520bbe5 |
hex | a46f67728 |
44140230440 has 32 divisors (see below), whose sum is σ = 99326056680. Its totient is φ = 17654218752.
The previous prime is 44140230439. The next prime is 44140230469. The reversal of 44140230440 is 4403204144.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 27523473604 + 16616756836 = 165902^2 + 128906^2 .
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 360104 + ... + 466856.
Almost surely, 244140230440 is an apocalyptic number.
44140230440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
44140230440 is an abundant number, since it is smaller than the sum of its proper divisors (55185826240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44140230440 is a wasteful number, since it uses less digits than its factorization.
44140230440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117101 (or 117097 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 26.
Adding to 44140230440 its reverse (4403204144), we get a palindrome (48543434584).
The spelling of 44140230440 in words is "forty-four billion, one hundred forty million, two hundred thirty thousand, four hundred forty".
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