Base | Representation |
---|---|
bin | 1010000000010… |
… | …00000010101001 |
3 | 12211220112020202 |
4 | 11000020002221 |
5 | 132440402032 |
6 | 12154401545 |
7 | 2036204600 |
oct | 500100251 |
9 | 184815222 |
10 | 83919017 |
11 | 43408666 |
12 | 241302b5 |
13 | 14503130 |
14 | b206a37 |
15 | 7579d62 |
hex | 50080a9 |
83919017 has 24 divisors (see below), whose sum is σ = 107404416. Its totient is φ = 64961568.
The previous prime is 83919007. The next prime is 83919023. The reversal of 83919017 is 71091938.
It is not a de Polignac number, because 83919017 - 24 = 83919001 is a prime.
It is a super-3 number, since 3×839190173 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (83919007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28538 + ... + 31340.
It is an arithmetic number, because the mean of its divisors is an integer number (4475184).
Almost surely, 283919017 is an apocalyptic number.
It is an amenable number.
83919017 is a deficient number, since it is larger than the sum of its proper divisors (23485399).
83919017 is a wasteful number, since it uses less digits than its factorization.
83919017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2877 (or 2870 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 38.
The square root of 83919017 is about 9160.7323397204. The cubic root of 83919017 is about 437.8111280223.
The spelling of 83919017 in words is "eighty-three million, nine hundred nineteen thousand, seventeen".
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