Base | Representation |
---|---|
bin | 101001010100101000… |
… | …101101011010100001 |
3 | 11020112012021210012021 |
4 | 221110220231122201 |
5 | 1211332111142011 |
6 | 32214431101441 |
7 | 3130343432302 |
oct | 512450553241 |
9 | 136465253167 |
10 | 44369630881 |
11 | 178a9555434 |
12 | 8723371881 |
13 | 4251441574 |
14 | 220ca5c7a9 |
15 | 124a422471 |
hex | a54a2d6a1 |
44369630881 has 9 divisors (see below), whose sum is σ = 45609231801. Its totient is φ = 43162868592.
The previous prime is 44369630867. The next prime is 44369630887. The reversal of 44369630881 is 18803696344.
The square root of 44369630881 is 210641.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 34117281 + 44335513600 = 5841^2 + 210560^2 .
It is not a de Polignac number, because 44369630881 - 211 = 44369628833 is a prime.
It is a super-2 number, since 2×443696308812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (44369630887) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7790871 + ... + 7796563.
Almost surely, 244369630881 is an apocalyptic number.
44369630881 is the 210641-st square number.
44369630881 is the 105321-st centered octagonal number.
It is an amenable number.
44369630881 is a deficient number, since it is larger than the sum of its proper divisors (1239600920).
44369630881 is an frugal number, since it uses more digits than its factorization.
44369630881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11460 (or 5730 counting only the distinct ones).
The product of its (nonzero) digits is 2985984, while the sum is 52.
The spelling of 44369630881 in words is "forty-four billion, three hundred sixty-nine million, six hundred thirty thousand, eight hundred eighty-one".
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