Base | Representation |
---|---|
bin | 1100111111001… |
… | …0111101100001 |
3 | 10210111111021200 |
4 | 3033302331201 |
5 | 102421110140 |
6 | 5223311413 |
7 | 1231003041 |
oct | 317627541 |
9 | 123444250 |
10 | 54472545 |
11 | 28826036 |
12 | 162ab569 |
13 | b39309a |
14 | 733d721 |
15 | 4bb0030 |
hex | 33f2f61 |
54472545 has 24 divisors (see below), whose sum is σ = 94750656. Its totient is φ = 28950048.
The previous prime is 54472543. The next prime is 54472553. The reversal of 54472545 is 54527445.
It is a happy number.
54472545 is a `hidden beast` number, since 5 + 44 + 72 + 545 = 666.
It is not a de Polignac number, because 54472545 - 21 = 54472543 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54472543) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11844 + ... + 15786.
It is an arithmetic number, because the mean of its divisors is an integer number (3947944).
Almost surely, 254472545 is an apocalyptic number.
It is an amenable number.
54472545 is a deficient number, since it is larger than the sum of its proper divisors (40278111).
54472545 is a wasteful number, since it uses less digits than its factorization.
54472545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4261 (or 4258 counting only the distinct ones).
The product of its digits is 112000, while the sum is 36.
The square root of 54472545 is about 7380.5518086387. The cubic root of 54472545 is about 379.0756503889.
The spelling of 54472545 in words is "fifty-four million, four hundred seventy-two thousand, five hundred forty-five".
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