Base | Representation |
---|---|
bin | 110000000010010… |
… | …000011011001010 |
3 | 2002011102212010111 |
4 | 300002100123022 |
5 | 3122302213210 |
6 | 211545104534 |
7 | 25654006435 |
oct | 6002203312 |
9 | 2064385114 |
10 | 805897930 |
11 | 3839aa052 |
12 | 1a5a8814a |
13 | cac695a6 |
14 | 7906281c |
15 | 4ab3e88a |
hex | 300906ca |
805897930 has 16 divisors (see below), whose sum is σ = 1452225024. Its totient is φ = 322001680.
The previous prime is 805897921. The next prime is 805897949. The reversal of 805897930 is 39798508.
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, 35122 + ... + 53341.
It is an arithmetic number, because the mean of its divisors is an integer number (90764064).
Almost surely, 2805897930 is an apocalyptic number.
805897930 is a deficient number, since it is larger than the sum of its proper divisors (646327094).
805897930 is a wasteful number, since it uses less digits than its factorization.
805897930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89381.
The product of its (nonzero) digits is 544320, while the sum is 49.
The square root of 805897930 is about 28388.3414450369. The cubic root of 805897930 is about 930.5934971459.
The spelling of 805897930 in words is "eight hundred five million, eight hundred ninety-seven thousand, nine hundred thirty".
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