398090992
398,090,992 is an even composite number composed of five prime numbers multiplied together.
398090992 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 398090992:
24 × 132 × 23 × 37 × 173
(2 × 2 × 2 × 2 × 13 × 13 × 23 × 37 × 173)See below for interesting mathematical facts about the number 398090992 from the Numbermatics database.
Names of 398090992
- Cardinal: 398090992 can be written as Three hundred ninety-eight million, ninety thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 3.98090992 × 108
Factors of 398090992
Divisors of 398090992
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 4 8 13 16 23 26 37 46 52 74 92 104 148 169 173 184 208 296 299 338 346 368 481 592 598 676 692 851 962 1196 1352 1384 1702 1924 2249 2392 2704 2768 3404 3848 3887 3979 4498 4784 6253 6401 6808 7696 7774 7958 8996 11063 12506 12802 13616 15548 15916 17992 22126 25012 25604 29237 31096 31832 35984 44252 50024 51208 51727 58474 62192 63664 83213 88504 100048 102416 103454 116948 143819 147223 166426 177008 206908 233896 287638 294446 332852 413816 467792 575276 588892 665704 672451 827632 1081769 1150552 1177784 1331408 1344902 1913899 2163538 2301104 2355568 2689804 3827798 4327076 5379608 7655596 8654152 10759216 15311192 17308304 24880687 30622384 49761374 99522748 199045496 398090992
- Sum of all divisors σ(n): 900237024
- Sum of proper divisors (its aliquot sum) s(n): 502146032
- 398090992 is an abundant number, because the sum of its proper divisors (502146032) is greater than itself. Its abundance is 104055040
Bases of 398090992
- Binary: 101111011101001100010111100002
- Hexadecimal: 0x17BA62F0
- Base-36: 6L0GZ4
Squares and roots of 398090992
- 398090992 squared (3980909922) is 158476437911544064
- 398090992 cubed (3980909923) is 63088042376832984689471488
-
The
square root of 398090992 is 19952.2177213461 -
The
cube root of 398090992 is 735.6322891457
Scales and comparisons
How big is 398090992?- 398,090,992 seconds is equal to 12 years, 34 weeks, 1 day, 12 hours, 49 minutes, 52 seconds.
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To count from 1 to 398,090,992 would take you about eighteen 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 398090992 cubic inches would be around 61.3 feet tall.
Recreational maths with 398090992
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