Base | Representation |
---|---|
bin | 11010011110010… |
… | …101110110111101 |
3 | 1010221202201222210 |
4 | 122132111312331 |
5 | 1402201131334 |
6 | 112023531033 |
7 | 14002211253 |
oct | 3236256675 |
9 | 1127681883 |
10 | 444161469 |
11 | 2087990a4 |
12 | 1048b9a79 |
13 | 7103434b |
14 | 42dbc5d3 |
15 | 28ed85e9 |
hex | 1a795dbd |
444161469 has 8 divisors (see below), whose sum is σ = 599350752. Its totient is φ = 292539920.
The previous prime is 444161453. The next prime is 444161479. The reversal of 444161469 is 964161444.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 444161469 - 24 = 444161453 is a prime.
It is a super-2 number, since 2×4441614692 = 394558821088475922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (444161429) by changing a digit.
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, 891642 + ... + 892139.
It is an arithmetic number, because the mean of its divisors is an integer number (74918844).
Almost surely, 2444161469 is an apocalyptic number.
It is an amenable number.
444161469 is a deficient number, since it is larger than the sum of its proper divisors (155189283).
444161469 is a wasteful number, since it uses less digits than its factorization.
444161469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1783867.
The product of its digits is 82944, while the sum is 39.
The square root of 444161469 is about 21075.1386472308. The cubic root of 444161469 is about 762.9808309723.
The spelling of 444161469 in words is "four hundred forty-four million, one hundred sixty-one thousand, four hundred sixty-nine".
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