Base | Representation |
---|---|
bin | 10111010101111… |
… | …00101011110000 |
3 | 111122110002001120 |
4 | 23222330223300 |
5 | 400111323414 |
6 | 31232502240 |
7 | 4565224521 |
oct | 1352745360 |
9 | 448402046 |
10 | 195807984 |
11 | a058a489 |
12 | 556aa980 |
13 | 3174a218 |
14 | 1c010848 |
15 | 122cc2a9 |
hex | babcaf0 |
195807984 has 40 divisors (see below), whose sum is σ = 507205632. Its totient is φ = 65092800.
The previous prime is 195807919. The next prime is 195808003. The reversal of 195807984 is 489708591.
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, 13059 + ... + 23709.
Almost surely, 2195807984 is an apocalyptic number.
It is an amenable number.
195807984 is an abundant number, since it is smaller than the sum of its proper divisors (311397648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195807984 is a wasteful number, since it uses less digits than its factorization.
195807984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11045 (or 11039 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 51.
The square root of 195807984 is about 13993.1406053109. The cubic root of 195807984 is about 580.6888209353.
The spelling of 195807984 in words is "one hundred ninety-five million, eight hundred seven thousand, nine hundred eighty-four".
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