Base | Representation |
---|---|
bin | 1101000000011… |
… | …0101001001001 |
3 | 10210122120212110 |
4 | 3100012221021 |
5 | 102431200121 |
6 | 5225132533 |
7 | 1231460055 |
oct | 320065111 |
9 | 123576773 |
10 | 54553161 |
11 | 28880663 |
12 | 1632a149 |
13 | b3c09a0 |
14 | 7360c65 |
15 | 4bc8d76 |
hex | 3406a49 |
54553161 has 32 divisors (see below), whose sum is σ = 83543040. Its totient is φ = 31385664.
The previous prime is 54553157. The next prime is 54553181. The reversal of 54553161 is 16135545.
It is not a de Polignac number, because 54553161 - 22 = 54553157 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54553141) 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, 61060 + ... + 61946.
It is an arithmetic number, because the mean of its divisors is an integer number (2610720).
Almost surely, 254553161 is an apocalyptic number.
It is an amenable number.
54553161 is a deficient number, since it is larger than the sum of its proper divisors (28989879).
54553161 is a wasteful number, since it uses less digits than its factorization.
54553161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1005.
The product of its digits is 9000, while the sum is 30.
The square root of 54553161 is about 7386.0111697722. The cubic root of 54553161 is about 379.2625610586.
The spelling of 54553161 in words is "fifty-four million, five hundred fifty-three thousand, one hundred sixty-one".
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