172070990
172,070,990 is an even composite number composed of six prime numbers multiplied together.
172070990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 172070990:
2 × 5 × 7 × 13 × 173 × 1093
See below for interesting mathematical facts about the number 172070990 from the Numbermatics database.
Names of 172070990
- Cardinal: 172070990 can be written as One hundred seventy-two million, seventy thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.7207099 × 108
Factors of 172070990
Divisors of 172070990
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 7 10 13 14 26 35 65 70 91 130 173 182 346 455 865 910 1093 1211 1730 2186 2249 2422 4498 5465 6055 7651 10930 11245 12110 14209 15302 15743 22490 28418 31486 38255 71045 76510 78715 99463 142090 157430 189089 198926 378178 497315 945445 994630 1323623 1890890 2458157 2647246 4916314 6618115 12290785 13236230 17207099 24581570 34414198 86035495 172070990
- Sum of all divisors σ(n): 383757696
- Sum of proper divisors (its aliquot sum) s(n): 211686706
- 172070990 is an abundant number, because the sum of its proper divisors (211686706) is greater than itself. Its abundance is 39615716
Bases of 172070990
- Binary: 10100100000110011000010011102
- Hexadecimal: 0xA41984E
- Base-36: 2UG2TQ
Squares and roots of 172070990
- 172070990 squared (1720709902) is 29608425599580100
- 172070990 cubed (1720709903) is 5094751105261091391299000
-
The
square root of 172070990 is 13117.5832377767 -
The
cube root of 172070990 is 556.2062770833
Scales and comparisons
How big is 172070990?- 172,070,990 seconds is equal to 5 years, 24 weeks, 3 days, 13 hours, 29 minutes, 50 seconds.
-
To count from 1 to 172,070,990 would take you about eight years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 172070990 cubic inches would be around 46.4 feet tall.
Recreational maths with 172070990
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