Base | Representation |
---|---|
bin | 110011001000101000… |
… | …110101000100110001 |
3 | 12020201110212021211221 |
4 | 303020220311010301 |
5 | 1344421333111110 |
6 | 41120124505041 |
7 | 3652421131162 |
oct | 631050650461 |
9 | 166643767757 |
10 | 54905753905 |
11 | 21315959622 |
12 | a7839ab181 |
13 | 5240220aa2 |
14 | 292c09b769 |
15 | 16653d17da |
hex | cc8a35131 |
54905753905 has 8 divisors (see below), whose sum is σ = 66160295784. Its totient is φ = 43742342400.
The previous prime is 54905753879. The next prime is 54905753921. The reversal of 54905753905 is 50935750945.
It can be written as a sum of positive squares in 4 ways, for example, as 1178686224 + 53727067681 = 34332^2 + 231791^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-54905753905 is a prime.
It is a Duffinian number.
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, 22781266 + ... + 22783675.
It is an arithmetic number, because the mean of its divisors is an integer number (8270036973).
Almost surely, 254905753905 is an apocalyptic number.
It is an amenable number.
54905753905 is a deficient number, since it is larger than the sum of its proper divisors (11254541879).
54905753905 is a wasteful number, since it uses less digits than its factorization.
54905753905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45565187.
The product of its (nonzero) digits is 4252500, while the sum is 52.
The spelling of 54905753905 in words is "fifty-four billion, nine hundred five million, seven hundred fifty-three thousand, nine hundred five".
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