19188728130

Names of 19188728130

• Cardinal: 19188728130 can be written as Nineteen billion, one hundred eighty-eight million, seven hundred twenty-eight thousand, one hundred thirty.

Scientific notation

• Scientific notation: 1.918872813 × 10¹⁰

Factors of 19188728130

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1074

Divisors of 19188728130

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 10 11 13 15 22 26 30 31 33 39 55 62 65 66 78 93 110 121 130 143 155 165 169 186 195 242 286 310 330 338 341 363 390 403 429 465 507 605 682 715 726 806 845 858 930 1009 1014 1023 1209 1210 1430 1573 1690 1705 1815 1859 2015 2018 2046 2145 2418 2535 3027 3146 3410 3630 3718 3751 4030 4290 4433 4719 5045 5070 5115 5239 5577 6045 6054 7502 7865 8866 9295 9438 10090 10230 10478 11099 11154 11253 12090 13117 13299 15135 15717 15730 18590 18755 20449 22165 22198 22506 23595 26195 26234 26598 27885 30270 31279 31434 33297 37510 39351 40898 44330 47190 48763 52390 55495 55770 56265 57629 61347 62558 65585 66495 66594 78585 78702 93837 97526 102245 110990 112530 115258 122089 122694 131170 132990 144287 146289 156395 157170 166485 170521 172887 187674 196755 204490 243815 244178 288145 288574 292578 306735 312790 332970 341042 344069 345774 366267 393510 406627 432861 469185 487630 511563 576290 610445 613470 633919 688138 721435 731445 732534 813254 852605 864435 865722 938370 1023126 1032207 1219881 1220890 1267838 1442870 1462890 1587157 1705210 1720345 1728870 1831335 1875731 1901757 2033135 2064414 2164305 2439762 2557815 3169595 3174314 3440690 3662670 3751462 3784759 3803514 4066270 4328610 4472897 4761471 5115630 5161035 5286151 5627193 6099405 6339190 7569518 7935785 8945794 9378655 9508785 9522942 10322070 10572302 11254386 11354277 12198810 13418691 15858453 15871570 18757310 18923795 19017570 20633041 22364485 22708554 23807355 26430755 26837382 28135965 31716906 37847590 41266082 44728970 47614710 49201867 52861510 56271930 56771385 58147661 61899123 67093455 79292265 98403734 103165205 113542770 116295322 123798246 134186910 147605601 158584530 174442983 206330410 246009335 290738305 295211202 309495615 348885966 492018670 581476610 618991230 639624271 738028005 872214915 1279248542 1476056010 1744429830 1918872813 3198121355 3837745626 6396242710 9594364065 19188728130
• Sum of all divisors σ(n): 56637826560
• Sum of proper divisors (its aliquot sum) s(n): 37449098430
• 19188728130 is an abundant number, because the sum of its proper divisors (37449098430) is greater than itself. Its abundance is 18260370300

Bases of 19188728130

• Binary: 10001110111101111001100000101000010₂
• Hexadecimal: 0x477BCC142
• Base-36: 8TCH1DU

Squares and roots of 19188728130

• 19188728130 squared (19188728130²) is 368207287247053296900
• 19188728130 cubed (19188728130³) is 7065429530468521857834271797000
• The square root of 19188728130 is 138523.3847767227
• The cube root of 19188728130 is 2677.2076865567

Scales and comparisons

• 19,188,728,130 seconds is equal to 610 years, 7 weeks, 2 days, 18 hours, 15 minutes, 30 seconds.
• To count from 1 to 19,188,728,130 would take you about one thousand, two hundred twenty 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 19188728130 cubic inches would be around 223.1 feet tall.

Recreational maths with 19188728130

• 19188728130 backwards is 03182788191
• The number of decimal digits it has is: 11
• The sum of 19188728130's digits is 48
• More coming soon!