Base | Representation |
---|---|
bin | 1100111110110… |
… | …1101110110000 |
3 | 10210110101220011 |
4 | 3033231232300 |
5 | 102414413440 |
6 | 5223024304 |
7 | 1230553423 |
oct | 317555660 |
9 | 123411804 |
10 | 54451120 |
11 | 28810a29 |
12 | 1629b094 |
13 | b3863c9 |
14 | 73359ba |
15 | 4ba89ea |
hex | 33edbb0 |
54451120 has 80 divisors (see below), whose sum is σ = 133866432. Its totient is φ = 20556800.
The previous prime is 54451081. The next prime is 54451121. The reversal of 54451120 is 2115445.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 54451091 and 54451100.
It is not an unprimeable number, because it can be changed into a prime (54451121) 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, 185694 + ... + 185986.
Almost surely, 254451120 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 54451120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66933216).
54451120 is an abundant number, since it is smaller than the sum of its proper divisors (79415312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54451120 is a wasteful number, since it uses less digits than its factorization.
54451120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 430 (or 424 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 54451120 is about 7379.1002161510. The cubic root of 54451120 is about 379.0259448547.
Adding to 54451120 its reverse (2115445), we get a palindrome (56566565).
The spelling of 54451120 in words is "fifty-four million, four hundred fifty-one thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •