Base | Representation |
---|---|
bin | 1001111001011… |
… | …11110100101110 |
3 | 12210020112101202 |
4 | 10330233310232 |
5 | 132224032030 |
6 | 12123405502 |
7 | 2025525566 |
oct | 474576456 |
9 | 183215352 |
10 | 83033390 |
11 | 42963240 |
12 | 23983892 |
13 | 14282cab |
14 | b055da6 |
15 | 7452745 |
hex | 4f2fd2e |
83033390 has 32 divisors (see below), whose sum is σ = 164160000. Its totient is φ = 29988000.
The previous prime is 83033329. The next prime is 83033393. The reversal of 83033390 is 9333038.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83033393) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14111 + ... + 19109.
It is an arithmetic number, because the mean of its divisors is an integer number (5130000).
Almost surely, 283033390 is an apocalyptic number.
83033390 is a deficient number, since it is larger than the sum of its proper divisors (81126610).
83033390 is a wasteful number, since it uses less digits than its factorization.
83033390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5168.
The product of its (nonzero) digits is 5832, while the sum is 29.
The square root of 83033390 is about 9112.2659092017. The cubic root of 83033390 is about 436.2655530945.
The spelling of 83033390 in words is "eighty-three million, thirty-three thousand, three hundred ninety".
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