Base | Representation |
---|---|
bin | 1001111101110… |
… | …00110010001101 |
3 | 12211022000221012 |
4 | 10332320302031 |
5 | 132400010011 |
6 | 12143415005 |
7 | 2033353253 |
oct | 476706215 |
9 | 184260835 |
10 | 83594381 |
11 | 43206772 |
12 | 23bb4465 |
13 | 1441b440 |
14 | b1605d3 |
15 | 7513a8b |
hex | 4fb8c8d |
83594381 has 8 divisors (see below), whose sum is σ = 90301344. Its totient is φ = 76926960.
The previous prime is 83594377. The next prime is 83594411. The reversal of 83594381 is 18349538.
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 83594381 - 22 = 83594377 is a prime.
It is a super-2 number, since 2×835943812 = 13976041069546322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83594311) 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, 5411 + ... + 14016.
It is an arithmetic number, because the mean of its divisors is an integer number (11287668).
Almost surely, 283594381 is an apocalyptic number.
It is an amenable number.
83594381 is a deficient number, since it is larger than the sum of its proper divisors (6706963).
83594381 is a wasteful number, since it uses less digits than its factorization.
83594381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19771.
The product of its digits is 103680, while the sum is 41.
The square root of 83594381 is about 9142.9962813073. The cubic root of 83594381 is about 437.2458492319.
The spelling of 83594381 in words is "eighty-three million, five hundred ninety-four thousand, three hundred eighty-one".
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