Base | Representation |
---|---|
bin | 110011100000001… |
… | …001010000100001 |
3 | 2020012220000201120 |
4 | 303200021100201 |
5 | 3232200031140 |
6 | 221423522453 |
7 | 30261266421 |
oct | 6340112041 |
9 | 2205800646 |
10 | 864064545 |
11 | 403818533 |
12 | 201459429 |
13 | 10a023bc6 |
14 | 82a84481 |
15 | 50cce1d0 |
hex | 33809421 |
864064545 has 32 divisors (see below), whose sum is σ = 1420191360. Its totient is φ = 448335360.
The previous prime is 864064543. The next prime is 864064547. The reversal of 864064545 is 545460468.
It is an interprime number because it is at equal distance from previous prime (864064543) and next prime (864064547).
It is not a de Polignac number, because 864064545 - 21 = 864064543 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 864064497 and 864064506.
It is not an unprimeable number, because it can be changed into a prime (864064543) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242386 + ... + 245924.
It is an arithmetic number, because the mean of its divisors is an integer number (44380980).
Almost surely, 2864064545 is an apocalyptic number.
It is an amenable number.
864064545 is a deficient number, since it is larger than the sum of its proper divisors (556126815).
864064545 is a wasteful number, since it uses less digits than its factorization.
864064545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3985.
The product of its (nonzero) digits is 460800, while the sum is 42.
The square root of 864064545 is about 29394.9748256398. The cubic root of 864064545 is about 952.4643479054.
It can be divided in two parts, 86406 and 4545, that added together give a triangular number (90951 = T426).
The spelling of 864064545 in words is "eight hundred sixty-four million, sixty-four thousand, five hundred forty-five".
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