Base | Representation |
---|---|
bin | 1001111010110… |
… | …10111100111101 |
3 | 12210120111201112 |
4 | 10331122330331 |
5 | 132300210140 |
6 | 12131251405 |
7 | 2030162612 |
oct | 475327475 |
9 | 183514645 |
10 | 83210045 |
11 | 42a73a36 |
12 | 23a49b65 |
13 | 14315519 |
14 | b0a0509 |
15 | 7489c65 |
hex | 4f5af3d |
83210045 has 8 divisors (see below), whose sum is σ = 103073280. Its totient is φ = 64420560.
The previous prime is 83210041. The next prime is 83210051. The reversal of 83210045 is 54001238.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83210045 - 22 = 83210041 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 83210045.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83210041) 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, 268265 + ... + 268574.
It is an arithmetic number, because the mean of its divisors is an integer number (12884160).
Almost surely, 283210045 is an apocalyptic number.
It is an amenable number.
83210045 is a deficient number, since it is larger than the sum of its proper divisors (19863235).
83210045 is a wasteful number, since it uses less digits than its factorization.
83210045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 536875.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 83210045 is about 9121.9540121621. The cubic root of 83210045 is about 436.5747214942.
The spelling of 83210045 in words is "eighty-three million, two hundred ten thousand, forty-five".
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