Base | Representation |
---|---|
bin | 100010111101101000… |
… | …1110011011001010000 |
3 | 21011210122100210020210 |
4 | 1011323101303121100 |
5 | 2212232133133220 |
6 | 54254215004120 |
7 | 5265422330646 |
oct | 1057321633120 |
9 | 234718323223 |
10 | 75082708560 |
11 | 2992a260262 |
12 | 12675069640 |
13 | 7107474402 |
14 | 38c3a87196 |
15 | 1e469536e0 |
hex | 117b473650 |
75082708560 has 80 divisors (see below), whose sum is σ = 233164451520. Its totient is φ = 19986954240.
The previous prime is 75082708549. The next prime is 75082708577. The reversal of 75082708560 is 6580728057.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (48).
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, 136905 + ... + 410984.
It is an arithmetic number, because the mean of its divisors is an integer number (2914555644).
Almost surely, 275082708560 is an apocalyptic number.
It is an amenable number.
75082708560 is an abundant number, since it is smaller than the sum of its proper divisors (158081742960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75082708560 is a wasteful number, since it uses less digits than its factorization.
75082708560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 548476 (or 548470 counting only the distinct ones).
The product of its (nonzero) digits is 940800, while the sum is 48.
The spelling of 75082708560 in words is "seventy-five billion, eighty-two million, seven hundred eight thousand, five hundred sixty".
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