Base | Representation |
---|---|
bin | 11000110000011010100010… |
… | …10001101111010110111001 |
3 | 21010202102100100212121120202 |
4 | 30120031101101233112321 |
5 | 24113421232431103341 |
6 | 311441231430131545 |
7 | 14316110533412606 |
oct | 1430152121572671 |
9 | 233672310777522 |
10 | 54440074081721 |
11 | 163899a6629859 |
12 | 6132a267b0bb5 |
13 | 244b8a5379923 |
14 | d62cb107d6ad |
15 | 6461a078079b |
hex | 31835146f5b9 |
54440074081721 has 8 divisors (see below), whose sum is σ = 56239734751488. Its totient is φ = 52643133990000.
The previous prime is 54440074081699. The next prime is 54440074081733. The reversal of 54440074081721 is 12718047004445.
54440074081721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 54440074081721 - 234 = 54422894212537 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54440074089721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680103830 + ... + 680183871.
It is an arithmetic number, because the mean of its divisors is an integer number (7029966843936).
Almost surely, 254440074081721 is an apocalyptic number.
It is an amenable number.
54440074081721 is a deficient number, since it is larger than the sum of its proper divisors (1799660669767).
54440074081721 is a wasteful number, since it uses less digits than its factorization.
54440074081721 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1360289023.
The product of its (nonzero) digits is 1003520, while the sum is 47.
The spelling of 54440074081721 in words is "fifty-four trillion, four hundred forty billion, seventy-four million, eighty-one thousand, seven hundred twenty-one".
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