Base | Representation |
---|---|
bin | 101000101010011110… |
… | …1101100111110000000 |
3 | 22100101211000211021121 |
4 | 1101110331230332000 |
5 | 2412320122311130 |
6 | 104041053402024 |
7 | 6210663420112 |
oct | 1212475547600 |
9 | 270354024247 |
10 | 87324807040 |
11 | 34041639019 |
12 | 14b10a99314 |
13 | 8308812c73 |
14 | 43258c53b2 |
15 | 2411596d7a |
hex | 1454f6cf80 |
87324807040 has 64 divisors (see below), whose sum is σ = 214403110560. Its totient is φ = 33985861632.
The previous prime is 87324807013. The next prime is 87324807107. The reversal of 87324807040 is 4070842378.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
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, 1820172 + ... + 1867531.
Almost surely, 287324807040 is an apocalyptic number.
87324807040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
87324807040 is an abundant number, since it is smaller than the sum of its proper divisors (127078303520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87324807040 is a wasteful number, since it uses less digits than its factorization.
87324807040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3687759 (or 3687747 counting only the distinct ones).
The product of its (nonzero) digits is 301056, while the sum is 43.
The spelling of 87324807040 in words is "eighty-seven billion, three hundred twenty-four million, eight hundred seven thousand, forty".
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