Base | Representation |
---|---|
bin | 110011001010110100… |
… | …000010111111110001 |
3 | 12020211000112102122002 |
4 | 303022310002333301 |
5 | 1400010203431240 |
6 | 41123511023345 |
7 | 3653343260543 |
oct | 631264027761 |
9 | 166730472562 |
10 | 54942248945 |
11 | 21334515911 |
12 | a79406ab55 |
13 | 524795b19c |
14 | 2932c7b693 |
15 | 16686ded15 |
hex | ccad02ff1 |
54942248945 has 8 divisors (see below), whose sum is σ = 66272309736. Its totient is φ = 43726058496.
The previous prime is 54942248923. The next prime is 54942248951. The reversal of 54942248945 is 54984224945.
It can be written as a sum of positive squares in 4 ways, for example, as 1634827489 + 53307421456 = 40433^2 + 230884^2 .
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 54942248945 - 224 = 54925471729 is a prime.
It is a super-2 number, since 2×549422489452 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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, 28466522 + ... + 28468451.
It is an arithmetic number, because the mean of its divisors is an integer number (8284038717).
Almost surely, 254942248945 is an apocalyptic number.
It is an amenable number.
54942248945 is a deficient number, since it is larger than the sum of its proper divisors (11330060791).
54942248945 is a wasteful number, since it uses less digits than its factorization.
54942248945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56935171.
The product of its digits is 16588800, while the sum is 56.
The spelling of 54942248945 in words is "fifty-four billion, nine hundred forty-two million, two hundred forty-eight thousand, nine hundred forty-five".
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