Base | Representation |
---|---|
bin | 1100111111000… |
… | …0100100000000 |
3 | 10210110222210210 |
4 | 3033300210000 |
5 | 102420301340 |
6 | 5223154120 |
7 | 1230632304 |
oct | 317604400 |
9 | 123428723 |
10 | 54462720 |
11 | 28819714 |
12 | 162a5940 |
13 | b38b780 |
14 | 7339d04 |
15 | 4bac180 |
hex | 33f0900 |
54462720 has 144 divisors (see below), whose sum is σ = 187492032. Its totient is φ = 13393920.
The previous prime is 54462703. The next prime is 54462731. The reversal of 54462720 is 2726445.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49375 + ... + 50465.
It is an arithmetic number, because the mean of its divisors is an integer number (1302028).
Almost surely, 254462720 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 54462720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93746016).
54462720 is an abundant number, since it is smaller than the sum of its proper divisors (133029312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54462720 is a wasteful number, since it uses less digits than its factorization.
54462720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1128 (or 1114 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 54462720 is about 7379.8861779840. The cubic root of 54462720 is about 379.0528582208.
The spelling of 54462720 in words is "fifty-four million, four hundred sixty-two thousand, seven hundred twenty".
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