Base | Representation |
---|---|
bin | 1100111111111… |
… | …0100100001010 |
3 | 10210120220111000 |
4 | 3033332210022 |
5 | 102424120244 |
6 | 5224315430 |
7 | 1231261440 |
oct | 317764412 |
9 | 123526430 |
10 | 54520074 |
11 | 28858814 |
12 | 16312b76 |
13 | b3ab8cb |
14 | 7352b90 |
15 | 4bbe169 |
hex | 33fe90a |
54520074 has 64 divisors (see below), whose sum is σ = 144506880. Its totient is φ = 14897520.
The previous prime is 54520073. The next prime is 54520157. The reversal of 54520074 is 47002545.
It is a super-3 number, since 3×545200743 (a number of 24 digits) contains 333 as substring.
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 (54520073) 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, 5559 + ... + 11829.
It is an arithmetic number, because the mean of its divisors is an integer number (2257920).
Almost surely, 254520074 is an apocalyptic number.
54520074 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 54520074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72253440).
54520074 is an abundant number, since it is smaller than the sum of its proper divisors (89986806).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54520074 is a wasteful number, since it uses less digits than its factorization.
54520074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6312 (or 6306 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 54520074 is about 7383.7709877812. The cubic root of 54520074 is about 379.1858701272.
The spelling of 54520074 in words is "fifty-four million, five hundred twenty thousand, seventy-four".
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