Base | Representation |
---|---|
bin | 1100111100100… |
… | …1001100000000 |
3 | 10210011210120110 |
4 | 3033021030000 |
5 | 102400121230 |
6 | 5215511320 |
7 | 1226361144 |
oct | 317111400 |
9 | 123153513 |
10 | 54301440 |
11 | 28719526 |
12 | 16228540 |
13 | b33323b |
14 | 72d7224 |
15 | 4b794b0 |
hex | 33c9300 |
54301440 has 144 divisors (see below), whose sum is σ = 176601600. Its totient is φ = 14217216.
The previous prime is 54301409. The next prime is 54301447. The reversal of 54301440 is 4410345.
It is not an unprimeable number, because it can be changed into a prime (54301447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303271 + ... + 303449.
It is an arithmetic number, because the mean of its divisors is an integer number (1226400).
Almost surely, 254301440 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54301440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88300800).
54301440 is an abundant number, since it is smaller than the sum of its proper divisors (122300160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54301440 is a wasteful number, since it uses less digits than its factorization.
54301440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282 (or 268 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 54301440 is about 7368.9510786814. The cubic root of 54301440 is about 378.6783262517.
Adding to 54301440 its reverse (4410345), we get a palindrome (58711785).
The spelling of 54301440 in words is "fifty-four million, three hundred one thousand, four hundred forty".
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