Base | Representation |
---|---|
bin | 110010101100000111… |
… | …001011111001011101 |
3 | 12012111010022211111200 |
4 | 302230013023321131 |
5 | 1342431324004240 |
6 | 41000431110113 |
7 | 3634520222022 |
oct | 625407137135 |
9 | 165433284450 |
10 | 54427172445 |
11 | 2109a7a1258 |
12 | a66b672339 |
13 | 51950279a9 |
14 | 28c46bd549 |
15 | 1638399930 |
hex | cac1cbe5d |
54427172445 has 24 divisors (see below), whose sum is σ = 94735180800. Its totient is φ = 28906364256.
The previous prime is 54427172431. The next prime is 54427172461.
54427172445 is a `hidden beast` number, since 54 + 427 + 172 + 4 + 4 + 5 = 666.
54427172445 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54427172445 - 214 = 54427156061 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 54427172445.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2519565 + ... + 2541074.
It is an arithmetic number, because the mean of its divisors is an integer number (3947299200).
Almost surely, 254427172445 is an apocalyptic number.
It is an amenable number.
54427172445 is a deficient number, since it is larger than the sum of its proper divisors (40308008355).
54427172445 is a wasteful number, since it uses less digits than its factorization.
54427172445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5060889 (or 5060886 counting only the distinct ones).
The product of its digits is 1254400, while the sum is 45.
The spelling of 54427172445 in words is "fifty-four billion, four hundred twenty-seven million, one hundred seventy-two thousand, four hundred forty-five".
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