Base | Representation |
---|---|
bin | 1100111011111… |
… | …1000110110001 |
3 | 10210002200221000 |
4 | 3032333012301 |
5 | 102342311040 |
6 | 5214552213 |
7 | 1226126562 |
oct | 316770661 |
9 | 123080830 |
10 | 54260145 |
11 | 286a04a5 |
12 | 16208669 |
13 | b31a4c4 |
14 | 72c6169 |
15 | 4b6c130 |
hex | 33bf1b1 |
54260145 has 32 divisors (see below), whose sum is σ = 96877440. Its totient is φ = 28814400.
The previous prime is 54260111. The next prime is 54260147. The reversal of 54260145 is 54106245.
54260145 is a `hidden beast` number, since 54 + 2 + 601 + 4 + 5 = 666.
It is not a de Polignac number, because 54260145 - 212 = 54256049 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (54260147) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36670 + ... + 38120.
It is an arithmetic number, because the mean of its divisors is an integer number (3027420).
Almost surely, 254260145 is an apocalyptic number.
It is an amenable number.
54260145 is a deficient number, since it is larger than the sum of its proper divisors (42617295).
54260145 is a wasteful number, since it uses less digits than its factorization.
54260145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1742 (or 1736 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 54260145 is about 7366.1485866089. The cubic root of 54260145 is about 378.5823098468.
The spelling of 54260145 in words is "fifty-four million, two hundred sixty thousand, one hundred forty-five".
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