Base | Representation |
---|---|
bin | 1001111100111… |
… | …10100011011110 |
3 | 12211002120112222 |
4 | 10332132203132 |
5 | 132333040232 |
6 | 12141225342 |
7 | 2032425110 |
oct | 476364336 |
9 | 184076488 |
10 | 83486942 |
11 | 43142a80 |
12 | 23b62252 |
13 | 143b1576 |
14 | b1333b0 |
15 | 74e1d12 |
hex | 4f9e8de |
83486942 has 16 divisors (see below), whose sum is σ = 156131712. Its totient is φ = 32527320.
The previous prime is 83486933. The next prime is 83486989. The reversal of 83486942 is 24968438.
It is a super-2 number, since 2×834869422 = 13940138969022728, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 83486893 and 83486902.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 270908 + ... + 271215.
It is an arithmetic number, because the mean of its divisors is an integer number (9758232).
Almost surely, 283486942 is an apocalyptic number.
83486942 is a deficient number, since it is larger than the sum of its proper divisors (72644770).
83486942 is a wasteful number, since it uses less digits than its factorization.
83486942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 542143.
The product of its digits is 331776, while the sum is 44.
The square root of 83486942 is about 9137.1189113418. The cubic root of 83486942 is about 437.0584466962.
The spelling of 83486942 in words is "eighty-three million, four hundred eighty-six thousand, nine hundred forty-two".
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