Base | Representation |
---|---|
bin | 110010101000111000… |
… | …011110100101001101 |
3 | 12012100100100211112101 |
4 | 302220320132211031 |
5 | 1342323441011130 |
6 | 40551213435101 |
7 | 3633261514432 |
oct | 625070364515 |
9 | 165310324471 |
10 | 54372985165 |
11 | 21072150584 |
12 | a65549ba91 |
13 | 5186a34705 |
14 | 28bb415b89 |
15 | 16337441ca |
hex | ca8e1e94d |
54372985165 has 16 divisors (see below), whose sum is σ = 66419527680. Its totient is φ = 42722858880.
The previous prime is 54372985151. The next prime is 54372985169. The reversal of 54372985165 is 56158927345.
54372985165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 54372985165 - 211 = 54372983117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54372985169) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284904 + ... + 435793.
It is an arithmetic number, because the mean of its divisors is an integer number (4151220480).
Almost surely, 254372985165 is an apocalyptic number.
It is an amenable number.
54372985165 is a deficient number, since it is larger than the sum of its proper divisors (12046542515).
54372985165 is a wasteful number, since it uses less digits than its factorization.
54372985165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 720972.
The product of its digits is 9072000, while the sum is 55.
The spelling of 54372985165 in words is "fifty-four billion, three hundred seventy-two million, nine hundred eighty-five thousand, one hundred sixty-five".
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