Base | Representation |
---|---|
bin | 1100110011110… |
… | …1101110100000 |
3 | 10202002202222201 |
4 | 3030331232200 |
5 | 102223331313 |
6 | 5155342544 |
7 | 1221461560 |
oct | 314755640 |
9 | 122082881 |
10 | 53730208 |
11 | 28369334 |
12 | 15bb1a54 |
13 | b19322c |
14 | 71c8da0 |
15 | 4ab50dd |
hex | 333dba0 |
53730208 has 48 divisors (see below), whose sum is σ = 126161280. Its totient is φ = 22023936.
The previous prime is 53730197. The next prime is 53730221. The reversal of 53730208 is 80203735.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63 + ... + 10366.
It is an arithmetic number, because the mean of its divisors is an integer number (2628360).
Almost surely, 253730208 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 53730208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63080640).
53730208 is an abundant number, since it is smaller than the sum of its proper divisors (72431072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53730208 is a wasteful number, since it uses less digits than its factorization.
53730208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10469 (or 10461 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 53730208 is about 7330.0892218308. The cubic root of 53730208 is about 377.3457885098.
The spelling of 53730208 in words is "fifty-three million, seven hundred thirty thousand, two hundred eight".
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