Base | Representation |
---|---|
bin | 11010011101111… |
… | …000100010100100 |
3 | 1010221112122021001 |
4 | 122131320202210 |
5 | 1402133311010 |
6 | 112021203044 |
7 | 14001201166 |
oct | 3235704244 |
9 | 1127478231 |
10 | 444041380 |
11 | 208716952 |
12 | 104860484 |
13 | 70cc17a3 |
14 | 42d8a936 |
15 | 28eb2c3a |
hex | 1a7788a4 |
444041380 has 12 divisors (see below), whose sum is σ = 932486940. Its totient is φ = 177616544.
The previous prime is 444041371. The next prime is 444041393. The reversal of 444041380 is 83140444.
It can be written as a sum of positive squares in 2 ways, for example, as 84787264 + 359254116 = 9208^2 + 18954^2 .
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, 11101015 + ... + 11101054.
It is an arithmetic number, because the mean of its divisors is an integer number (77707245).
Almost surely, 2444041380 is an apocalyptic number.
It is an amenable number.
444041380 is an abundant number, since it is smaller than the sum of its proper divisors (488445560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444041380 is a wasteful number, since it uses less digits than its factorization.
444041380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22202078 (or 22202076 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 28.
The square root of 444041380 is about 21072.2893867752. The cubic root of 444041380 is about 762.9120617894.
The spelling of 444041380 in words is "four hundred forty-four million, forty-one thousand, three hundred eighty".
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