Base | Representation |
---|---|
bin | 110010101101001101… |
… | …001010001011110001 |
3 | 12012112101211202110021 |
4 | 302231031022023301 |
5 | 1343001022444010 |
6 | 41002324203441 |
7 | 3635132150233 |
oct | 625515121361 |
9 | 165471752407 |
10 | 54445515505 |
11 | 210aa08a707 |
12 | a675839581 |
13 | 5198a7ab84 |
14 | 28c6cd6253 |
15 | 1639cbe8da |
hex | cad34a2f1 |
54445515505 has 8 divisors (see below), whose sum is σ = 65676685824. Its totient is φ = 43328367600.
The previous prime is 54445515479. The next prime is 54445515557. The reversal of 54445515505 is 50551554445.
54445515505 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 not a de Polignac number, because 54445515505 - 219 = 54444991217 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, 28504551 + ... + 28506460.
It is an arithmetic number, because the mean of its divisors is an integer number (8209585728).
Almost surely, 254445515505 is an apocalyptic number.
It is an amenable number.
54445515505 is a deficient number, since it is larger than the sum of its proper divisors (11231170319).
54445515505 is a wasteful number, since it uses less digits than its factorization.
54445515505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57011207.
The product of its (nonzero) digits is 1000000, while the sum is 43.
The spelling of 54445515505 in words is "fifty-four billion, four hundred forty-five million, five hundred fifteen thousand, five hundred five".
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