Base | Representation |
---|---|
bin | 1000111100101… |
… | …10010010110100 |
3 | 12020020200010200 |
4 | 10132112102310 |
5 | 123204031000 |
6 | 11240520500 |
7 | 1601015640 |
oct | 436262264 |
9 | 166220120 |
10 | 75064500 |
11 | 39410085 |
12 | 21180130 |
13 | 12722a84 |
14 | 9d7dc20 |
15 | 68cb500 |
hex | 47964b4 |
75064500 has 144 divisors (see below), whose sum is σ = 270746112. Its totient is φ = 17150400.
The previous prime is 75064487. The next prime is 75064519. The reversal of 75064500 is 546057.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30309 + ... + 32691.
Almost surely, 275064500 is an apocalyptic number.
75064500 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 75064500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135373056).
75064500 is an abundant number, since it is smaller than the sum of its proper divisors (195681612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75064500 is a wasteful number, since it uses less digits than its factorization.
75064500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2415 (or 2400 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 75064500 is about 8663.9771467843. The cubic root of 75064500 is about 421.8371900271.
The spelling of 75064500 in words is "seventy-five million, sixty-four thousand, five hundred".
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