Base | Representation |
---|---|
bin | 1010011001110… |
… | …11111011111100 |
3 | 20002020010221220 |
4 | 11030323323330 |
5 | 134320333213 |
6 | 12354353340 |
7 | 2106562536 |
oct | 514737374 |
9 | 202203856 |
10 | 87277308 |
11 | 452a1808 |
12 | 2528b850 |
13 | 1510a8a1 |
14 | b83c856 |
15 | 79dee23 |
hex | 533befc |
87277308 has 24 divisors (see below), whose sum is σ = 207981312. Its totient is φ = 28473264.
The previous prime is 87277297. The next prime is 87277313. The reversal of 87277308 is 80377278.
It is a self number, because there is not a number n which added to its sum of digits gives 87277308.
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, 76810 + ... + 77937.
It is an arithmetic number, because the mean of its divisors is an integer number (8665888).
Almost surely, 287277308 is an apocalyptic number.
It is an amenable number.
87277308 is an abundant number, since it is smaller than the sum of its proper divisors (120704004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87277308 is a wasteful number, since it uses less digits than its factorization.
87277308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154801 (or 154799 counting only the distinct ones).
The product of its (nonzero) digits is 131712, while the sum is 42.
The square root of 87277308 is about 9342.2324955013. The cubic root of 87277308 is about 443.5750540158.
The spelling of 87277308 in words is "eighty-seven million, two hundred seventy-seven thousand, three hundred eight".
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