Base | Representation |
---|---|
bin | 110010101101001110… |
… | …011100111011101100 |
3 | 12012112102110222101120 |
4 | 302231032130323230 |
5 | 1343001114320234 |
6 | 41002335340540 |
7 | 3635135061342 |
oct | 625516347354 |
9 | 165472428346 |
10 | 54445854444 |
11 | 210aa2a1323 |
12 | a675981750 |
13 | 5198b69227 |
14 | 28c6d83992 |
15 | 1639d3a049 |
hex | cad39ceec |
54445854444 has 24 divisors (see below), whose sum is σ = 127400224560. Its totient is φ = 18097204224.
The previous prime is 54445854439. The next prime is 54445854481. The reversal of 54445854444 is 44445854445.
It is a super-2 number, since 2×544458544442 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6422329 + ... + 6430800.
It is an arithmetic number, because the mean of its divisors is an integer number (5308342690).
Almost surely, 254445854444 is an apocalyptic number.
It is an amenable number.
54445854444 is an abundant number, since it is smaller than the sum of its proper divisors (72954370116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54445854444 is a wasteful number, since it uses less digits than its factorization.
54445854444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12853489 (or 12853487 counting only the distinct ones).
The product of its digits is 16384000, while the sum is 51.
Subtracting from 54445854444 its reverse (44445854445), we obtain a palindrome (9999999999).
The spelling of 54445854444 in words is "fifty-four billion, four hundred forty-five million, eight hundred fifty-four thousand, four hundred forty-four".
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