Base | Representation |
---|---|
bin | 110001100001010… |
… | …000101010011001 |
3 | 2010220022010220010 |
4 | 301201100222121 |
5 | 3200141140320 |
6 | 214234552133 |
7 | 26405463654 |
oct | 6141205231 |
9 | 2126263803 |
10 | 830802585 |
11 | 396a6a308 |
12 | 1b2298649 |
13 | 103179282 |
14 | 7c4a689b |
15 | 4ce0dae0 |
hex | 31850a99 |
830802585 has 32 divisors (see below), whose sum is σ = 1378218240. Its totient is φ = 426852608.
The previous prime is 830802547. The next prime is 830802593. The reversal of 830802585 is 585208038.
It is a cyclic number.
It is not a de Polignac number, because 830802585 - 29 = 830802073 is a prime.
It is a Curzon 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, 216907 + ... + 220703.
It is an arithmetic number, because the mean of its divisors is an integer number (43069320).
Almost surely, 2830802585 is an apocalyptic number.
It is an amenable number.
830802585 is a deficient number, since it is larger than the sum of its proper divisors (547415655).
830802585 is a wasteful number, since it uses less digits than its factorization.
830802585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4337.
The product of its (nonzero) digits is 76800, while the sum is 39.
The square root of 830802585 is about 28823.6462821760. The cubic root of 830802585 is about 940.0824527795.
The spelling of 830802585 in words is "eight hundred thirty million, eight hundred two thousand, five hundred eighty-five".
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