Base | Representation |
---|---|
bin | 1010000000101… |
… | …01010000010110 |
3 | 12212000021111101 |
4 | 11000111100112 |
5 | 132444120032 |
6 | 12155500314 |
7 | 2036521441 |
oct | 500252026 |
9 | 185007441 |
10 | 83973142 |
11 | 434452a0 |
12 | 2415769a |
13 | 14521966 |
14 | b21c658 |
15 | 758ade7 |
hex | 5015416 |
83973142 has 16 divisors (see below), whose sum is σ = 138129552. Its totient is φ = 37969920.
The previous prime is 83973137. The next prime is 83973143. The reversal of 83973142 is 24137938.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83973143) 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, 5643 + ... + 14134.
It is an arithmetic number, because the mean of its divisors is an integer number (8633097).
Almost surely, 283973142 is an apocalyptic number.
83973142 is a deficient number, since it is larger than the sum of its proper divisors (54156410).
83973142 is a wasteful number, since it uses less digits than its factorization.
83973142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19983.
The product of its digits is 36288, while the sum is 37.
The square root of 83973142 is about 9163.6860487470. The cubic root of 83973142 is about 437.9052323762.
The spelling of 83973142 in words is "eighty-three million, nine hundred seventy-three thousand, one hundred forty-two".
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