Base | Representation |
---|---|
bin | 1001111010011… |
… | …11110011011100 |
3 | 12210111012002020 |
4 | 10331033303130 |
5 | 132242230010 |
6 | 12130300140 |
7 | 2026612515 |
oct | 475176334 |
9 | 183435066 |
10 | 83164380 |
11 | 42a426a2 |
12 | 23a27650 |
13 | 142ca7c0 |
14 | b08ba0c |
15 | 747b470 |
hex | 4f4fcdc |
83164380 has 48 divisors (see below), whose sum is σ = 250774944. Its totient is φ = 20471040.
The previous prime is 83164379. The next prime is 83164381. The reversal of 83164380 is 8346138.
It is an interprime number because it is at equal distance from previous prime (83164379) and next prime (83164381).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83164381) 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, 52531 + ... + 54090.
It is an arithmetic number, because the mean of its divisors is an integer number (5224478).
Almost surely, 283164380 is an apocalyptic number.
It is an amenable number.
83164380 is an abundant number, since it is smaller than the sum of its proper divisors (167610564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83164380 is a wasteful number, since it uses less digits than its factorization.
83164380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106646 (or 106644 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 83164380 is about 9119.4506413490. The cubic root of 83164380 is about 436.4948439878.
The spelling of 83164380 in words is "eighty-three million, one hundred sixty-four thousand, three hundred eighty".
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