Base | Representation |
---|---|
bin | 10011110111111111010111… |
… | …111111111101011101010101 |
3 | 102110111100210021012202110201 |
4 | 103313333113333331131111 |
5 | 42424113202321343031 |
6 | 505523455244420501 |
7 | 24261125521002235 |
oct | 2367772777753525 |
9 | 373440707182421 |
10 | 87410503309141 |
11 | 2594064a370461 |
12 | 99788a8847731 |
13 | 39a0a0cb596ac |
14 | 1782995cc9cc5 |
15 | a18b33bacd61 |
hex | 4f7fd7ffd755 |
87410503309141 has 2 divisors, whose sum is σ = 87410503309142. Its totient is φ = 87410503309140.
The previous prime is 87410503309121. The next prime is 87410503309169. The reversal of 87410503309141 is 14190330501478.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 83952963882225 + 3457539426916 = 9162585^2 + 1859446^2 .
It is a cyclic number.
It is not a de Polignac number, because 87410503309141 - 27 = 87410503309013 is a prime.
It is a super-2 number, since 2×874105033091412 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 87410503309091 and 87410503309100.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (87410503309111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43705251654570 + 43705251654571.
It is an arithmetic number, because the mean of its divisors is an integer number (43705251654571).
Almost surely, 287410503309141 is an apocalyptic number.
It is an amenable number.
87410503309141 is a deficient number, since it is larger than the sum of its proper divisors (1).
87410503309141 is an equidigital number, since it uses as much as digits as its factorization.
87410503309141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 362880, while the sum is 46.
The spelling of 87410503309141 in words is "eighty-seven trillion, four hundred ten billion, five hundred three million, three hundred nine thousand, one hundred forty-one".
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