Base | Representation |
---|---|
bin | 1001111010101… |
… | …10001100001010 |
3 | 12210112111222001 |
4 | 10331112030022 |
5 | 132244044123 |
6 | 12131021214 |
7 | 2030052004 |
oct | 475261412 |
9 | 183474861 |
10 | 83190538 |
11 | 42a60312 |
12 | 23a3a80a |
13 | 14309692 |
14 | b097374 |
15 | 74840ad |
hex | 4f5630a |
83190538 has 8 divisors (see below), whose sum is σ = 124827840. Its totient is φ = 41581260.
The previous prime is 83190533. The next prime is 83190551. The reversal of 83190538 is 83509138.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×831905382 = 13841331225458888, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 83190497 and 83190506.
It is not an unprimeable number, because it can be changed into a prime (83190533) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3673 + ... + 13411.
It is an arithmetic number, because the mean of its divisors is an integer number (15603480).
Almost surely, 283190538 is an apocalyptic number.
83190538 is a deficient number, since it is larger than the sum of its proper divisors (41637302).
83190538 is a wasteful number, since it uses less digits than its factorization.
83190538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14012.
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 83190538 is about 9120.8847158595. The cubic root of 83190538 is about 436.5406033030.
The spelling of 83190538 in words is "eighty-three million, one hundred ninety thousand, five hundred thirty-eight".
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