Base | Representation |
---|---|
bin | 101001010001001101… |
… | …011010010110001000 |
3 | 11020101012010002222101 |
4 | 221101031122112020 |
5 | 1211222402040430 |
6 | 32205015003144 |
7 | 3126045000661 |
oct | 512115322610 |
9 | 136335102871 |
10 | 44312143240 |
11 | 1787a060092 |
12 | 87080694b4 |
13 | 4242564001 |
14 | 2205176368 |
15 | 1245368dca |
hex | a5135a588 |
44312143240 has 16 divisors (see below), whose sum is σ = 99702322380. Its totient is φ = 17724857280.
The previous prime is 44312143199. The next prime is 44312143327. The reversal of 44312143240 is 4234121344.
It can be written as a sum of positive squares in 2 ways, for example, as 42874671844 + 1437471396 = 207062^2 + 37914^2 .
It is a junction number, because it is equal to n+sod(n) for n = 44312143199 and 44312143208.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553901751 + ... + 553901830.
Almost surely, 244312143240 is an apocalyptic number.
44312143240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
44312143240 is an abundant number, since it is smaller than the sum of its proper divisors (55390179140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44312143240 is a wasteful number, since it uses less digits than its factorization.
44312143240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1107803592 (or 1107803588 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 44312143240 its reverse (4234121344), we get a palindrome (48546264584).
The spelling of 44312143240 in words is "forty-four billion, three hundred twelve million, one hundred forty-three thousand, two hundred forty".
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