Base | Representation |
---|---|
bin | 10111111100001000… |
… | …01001111101000101 |
3 | 1020011201010102210222 |
4 | 23332010021331011 |
5 | 202310210434210 |
6 | 5523200154125 |
7 | 633331624145 |
oct | 137604117505 |
9 | 36151112728 |
10 | 12852436805 |
11 | 54a5957aaa |
12 | 25a8308945 |
13 | 129a946cc0 |
14 | 89cd16925 |
15 | 503504655 |
hex | 2fe109f45 |
12852436805 has 32 divisors (see below), whose sum is σ = 16913871744. Its totient is φ = 9317949696.
The previous prime is 12852436789. The next prime is 12852436811. The reversal of 12852436805 is 50863425821.
It is a cyclic number.
It is not a de Polignac number, because 12852436805 - 24 = 12852436789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1332179 + ... + 1341791.
It is an arithmetic number, because the mean of its divisors is an integer number (528558492).
Almost surely, 212852436805 is an apocalyptic number.
It is an amenable number.
12852436805 is a deficient number, since it is larger than the sum of its proper divisors (4061434939).
12852436805 is a wasteful number, since it uses less digits than its factorization.
12852436805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10005.
The product of its (nonzero) digits is 460800, while the sum is 44.
The spelling of 12852436805 in words is "twelve billion, eight hundred fifty-two million, four hundred thirty-six thousand, eight hundred five".
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