Base | Representation |
---|---|
bin | 1001111111100… |
… | …01010100111111 |
3 | 12211201210122001 |
4 | 10333301110333 |
5 | 132424412413 |
6 | 12152403131 |
7 | 2035336423 |
oct | 477612477 |
9 | 184653561 |
10 | 83825983 |
11 | 4335477a |
12 | 240a64a7 |
13 | 1449c997 |
14 | b1c0b83 |
15 | 755c4dd |
hex | 4ff153f |
83825983 has 8 divisors (see below), whose sum is σ = 84688560. Its totient is φ = 82967040.
The previous prime is 83825977. The next prime is 83826011. The reversal of 83825983 is 38952838.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83825983 - 29 = 83825471 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83825783) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75033 + ... + 76141.
It is an arithmetic number, because the mean of its divisors is an integer number (10586070).
Almost surely, 283825983 is an apocalyptic number.
83825983 is a deficient number, since it is larger than the sum of its proper divisors (862577).
83825983 is a wasteful number, since it uses less digits than its factorization.
83825983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1817.
The product of its digits is 414720, while the sum is 46.
The square root of 83825983 is about 9155.6530624527. The cubic root of 83825983 is about 437.6492799969.
It can be divided in two parts, 8382 and 5983, that added together give a triangular number (14365 = T169).
The spelling of 83825983 in words is "eighty-three million, eight hundred twenty-five thousand, nine hundred eighty-three".
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