Base | Representation |
---|---|
bin | 1100111011111010010… |
… | …00000001101010010010 |
3 | 1120111021122012120111110 |
4 | 12131331020001222102 |
5 | 24240244101344232 |
6 | 540105223554150 |
7 | 44053436130414 |
oct | 6357510015222 |
9 | 1514248176443 |
10 | 444480887442 |
11 | 1615599674a9 |
12 | 721878bb956 |
13 | 32bb6b34b97 |
14 | 177279029b4 |
15 | b866995acc |
hex | 677d201a92 |
444480887442 has 32 divisors (see below), whose sum is σ = 935789008320. Its totient is φ = 140356419840.
The previous prime is 444480887393. The next prime is 444480887479. The reversal of 444480887442 is 244788084444.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3168142 + ... + 3305462.
It is an arithmetic number, because the mean of its divisors is an integer number (29243406510).
Almost surely, 2444480887442 is an apocalyptic number.
444480887442 is an abundant number, since it is smaller than the sum of its proper divisors (491308120878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444480887442 is a wasteful number, since it uses less digits than its factorization.
444480887442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165738.
The product of its (nonzero) digits is 29360128, while the sum is 57.
The spelling of 444480887442 in words is "four hundred forty-four billion, four hundred eighty million, eight hundred eighty-seven thousand, four hundred forty-two".
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