Base | Representation |
---|---|
bin | 1001111010001… |
… | …11011100111010 |
3 | 12210102110011012 |
4 | 10331013130322 |
5 | 132240131140 |
6 | 12125433522 |
7 | 2026411004 |
oct | 475073472 |
9 | 183373135 |
10 | 83130170 |
11 | 42a19a22 |
12 | 23a0b8a2 |
13 | 142b8066 |
14 | b07d374 |
15 | 7471265 |
hex | 4f4773a |
83130170 has 16 divisors (see below), whose sum is σ = 158436648. Its totient is φ = 31296000.
The previous prime is 83130143. The next prime is 83130191. The reversal of 83130170 is 7103138.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 82937449 + 192721 = 9107^2 + 439^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244331 + ... + 244670.
Almost surely, 283130170 is an apocalyptic number.
83130170 is a deficient number, since it is larger than the sum of its proper divisors (75306478).
83130170 is a wasteful number, since it uses less digits than its factorization.
83130170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 489025.
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 83130170 is about 9117.5747871898. The cubic root of 83130170 is about 436.4349844799.
The spelling of 83130170 in words is "eighty-three million, one hundred thirty thousand, one hundred seventy".
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