Base | Representation |
---|---|
bin | 1100111110100… |
… | …0101100110100 |
3 | 10210102100122001 |
4 | 3033220230310 |
5 | 102413234031 |
6 | 5222345044 |
7 | 1230436360 |
oct | 317505464 |
9 | 123370561 |
10 | 54430516 |
11 | 287a74a8 |
12 | 1628b184 |
13 | b379c0a |
14 | 732c2a0 |
15 | 4ba2861 |
hex | 33e8b34 |
54430516 has 48 divisors (see below), whose sum is σ = 115839360. Its totient is φ = 21859200.
The previous prime is 54430507. The next prime is 54430553. The reversal of 54430516 is 61503445.
It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
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, 53226 + ... + 54238.
It is an arithmetic number, because the mean of its divisors is an integer number (2413320).
Almost surely, 254430516 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 54430516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57919680).
54430516 is an abundant number, since it is smaller than the sum of its proper divisors (61408844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54430516 is a wasteful number, since it uses less digits than its factorization.
54430516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1144 (or 1142 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 28.
The square root of 54430516 is about 7377.7039788812. The cubic root of 54430516 is about 378.9781317225.
It can be divided in two parts, 54430 and 516, that added together give a triangular number (54946 = T331).
The spelling of 54430516 in words is "fifty-four million, four hundred thirty thousand, five hundred sixteen".
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