Base | Representation |
---|---|
bin | 100001110001101001… |
… | …0011000100000110000 |
3 | 20221012221010010201022 |
4 | 1003203102120200300 |
5 | 2142021334130020 |
6 | 53153203555012 |
7 | 5145266656640 |
oct | 1034322304060 |
9 | 227187103638 |
10 | 72532723760 |
11 | 28840916a02 |
12 | 1208308ba68 |
13 | 6abc093773 |
14 | 3721144520 |
15 | 1d47b52625 |
hex | 10e3498830 |
72532723760 has 80 divisors (see below), whose sum is σ = 192768453696. Its totient is φ = 24863376384.
The previous prime is 72532723759. The next prime is 72532723793. The reversal of 72532723760 is 6732723527.
It is a Cunningham number, because it is equal to 2693192-1.
It is a tau number, because it is divible by the number of its divisors (80).
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 15 ways as a sum of consecutive naturals, for example, 3760862 + ... + 3780098.
Almost surely, 272532723760 is an apocalyptic number.
72532723760 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
72532723760 is an abundant number, since it is smaller than the sum of its proper divisors (120235729936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72532723760 is a wasteful number, since it uses less digits than its factorization.
72532723760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25990 (or 25984 counting only the distinct ones).
The product of its (nonzero) digits is 740880, while the sum is 44.
The spelling of 72532723760 in words is "seventy-two billion, five hundred thirty-two million, seven hundred twenty-three thousand, seven hundred sixty".
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