Base | Representation |
---|---|
bin | 1100111111100… |
… | …1001001111111 |
3 | 10210112210002110 |
4 | 3033321021333 |
5 | 102422413134 |
6 | 5224025103 |
7 | 1231140030 |
oct | 317711177 |
9 | 123483073 |
10 | 54497919 |
11 | 28843103 |
12 | 16302193 |
13 | b3a17b8 |
14 | 7348a87 |
15 | 4bb77e9 |
hex | 33f927f |
54497919 has 8 divisors (see below), whose sum is σ = 83044480. Its totient is φ = 31141656.
The previous prime is 54497893. The next prime is 54497921. The reversal of 54497919 is 91979445.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54497919 - 29 = 54497407 is a prime.
It is a super-2 number, since 2×544979192 = 5940046350661122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54497999) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1297549 + ... + 1297590.
It is an arithmetic number, because the mean of its divisors is an integer number (10380560).
Almost surely, 254497919 is an apocalyptic number.
54497919 is a deficient number, since it is larger than the sum of its proper divisors (28546561).
54497919 is a wasteful number, since it uses less digits than its factorization.
54497919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2595149.
The product of its digits is 408240, while the sum is 48.
The square root of 54497919 is about 7382.2705856667. The cubic root of 54497919 is about 379.1345006620.
The spelling of 54497919 in words is "fifty-four million, four hundred ninety-seven thousand, nine hundred nineteen".
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