Base | Representation |
---|---|
bin | 1101000000001… |
… | …1110011010000 |
3 | 10210121222220022 |
4 | 3100003303100 |
5 | 102430312040 |
6 | 5225003012 |
7 | 1231411115 |
oct | 320036320 |
9 | 123558808 |
10 | 54541520 |
11 | 28872940 |
12 | 16323468 |
13 | b3b85b7 |
14 | 735a90c |
15 | 4bc56b5 |
hex | 3403cd0 |
54541520 has 40 divisors (see below), whose sum is σ = 138339360. Its totient is φ = 19832960.
The previous prime is 54541519. The next prime is 54541523. The reversal of 54541520 is 2514545.
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 54541520.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54541523) 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, 30110 + ... + 31869.
It is an arithmetic number, because the mean of its divisors is an integer number (3458484).
Almost surely, 254541520 is an apocalyptic number.
It is an amenable number.
54541520 is an abundant number, since it is smaller than the sum of its proper divisors (83797840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54541520 is a wasteful number, since it uses less digits than its factorization.
54541520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62003 (or 61997 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 54541520 is about 7385.2230839698. The cubic root of 54541520 is about 379.2355824230.
The spelling of 54541520 in words is "fifty-four million, five hundred forty-one thousand, five hundred twenty".
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