Base | Representation |
---|---|
bin | 110011110000111… |
… | …010100110100101 |
3 | 2020112011101110221 |
4 | 303300322212211 |
5 | 3234311222330 |
6 | 222102044341 |
7 | 30343540111 |
oct | 6360724645 |
9 | 2215141427 |
10 | 868460965 |
11 | 406250639 |
12 | 202a196b1 |
13 | 10ac03038 |
14 | 834aa741 |
15 | 5139bb7a |
hex | 33c3a9a5 |
868460965 has 8 divisors (see below), whose sum is σ = 1059238008. Its totient is φ = 683378880.
The previous prime is 868460959. The next prime is 868460977. The reversal of 868460965 is 569064868.
It can be written as a sum of positive squares in 4 ways, for example, as 125462401 + 742998564 = 11201^2 + 27258^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 868460965 - 223 = 860072357 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 7 ways as a sum of consecutive naturals, for example, 1423402 + ... + 1424011.
It is an arithmetic number, because the mean of its divisors is an integer number (132404751).
Almost surely, 2868460965 is an apocalyptic number.
It is an amenable number.
868460965 is a deficient number, since it is larger than the sum of its proper divisors (190777043).
868460965 is a wasteful number, since it uses less digits than its factorization.
868460965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2847479.
The product of its (nonzero) digits is 2488320, while the sum is 52.
The square root of 868460965 is about 29469.6617727452. The cubic root of 868460965 is about 954.0770172971.
The spelling of 868460965 in words is "eight hundred sixty-eight million, four hundred sixty thousand, nine hundred sixty-five".
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