Base | Representation |
---|---|
bin | 101000110101111110… |
… | …0111100101001111100 |
3 | 22101101200202022010210 |
4 | 1101223330330221330 |
5 | 2414112341010431 |
6 | 104143232032420 |
7 | 6223355552022 |
oct | 1215374745174 |
9 | 271350668123 |
10 | 87710485116 |
11 | 3421a311731 |
12 | 14bba092710 |
13 | 836a6ab747 |
14 | 4360bdc712 |
15 | 243537bd46 |
hex | 146bf3ca7c |
87710485116 has 24 divisors (see below), whose sum is σ = 205101754704. Its totient is φ = 29173406080.
The previous prime is 87710485111. The next prime is 87710485129. The reversal of 87710485116 is 61158401778.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87710485111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7922025 + ... + 7933088.
It is an arithmetic number, because the mean of its divisors is an integer number (8545906446).
Almost surely, 287710485116 is an apocalyptic number.
It is an amenable number.
87710485116 is an abundant number, since it is smaller than the sum of its proper divisors (117391269588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87710485116 is a wasteful number, since it uses less digits than its factorization.
87710485116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15855581 (or 15855579 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 48.
The spelling of 87710485116 in words is "eighty-seven billion, seven hundred ten million, four hundred eighty-five thousand, one hundred sixteen".
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