7990162009128

Names of 7990162009128

• Cardinal: 7990162009128 can be written as Seven trillion, nine hundred ninety billion, one hundred sixty-two million, nine thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.990162009128 × 10¹²

Factors of 7990162009128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 14599

Divisors of 7990162009128

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 216 234 241 312 351 468 482 702 723 877 936 964 1404 1446 1754 1928 2169 2631 2808 2892 3133 3508 4338 5262 5784 6266 6507 7016 7893 8676 9399 10524 11401 12532 13014 13463 15786 17352 18798 21048 22802 23679 25064 26028 26926 28197 31572 34203 37596 40389 45604 47358 52056 53852 56394 63144 68406 75192 80778 84591 91208 94716 102609 107704 112788 121167 136812 161556 169182 175019 189432 205218 211357 225576 242334 273624 307827 323112 338364 350038 363501 410436 422714 484668 525057 615654 634071 676728 700076 727002 820872 845428 969336 1050114 1231308 1268142 1400152 1454004 1575171 1690856 1902213 2100228 2462616 2536284 2747641 2908008 3150342 3244583 3804426 4200456 4725513 5072568 5495282 5706639 6300684 6489166 7608852 8242923 9451026 9733749 10990564 11413278 11807051 12601368 12978332 15217704 16485846 18902052 19467498 21981128 22826556 23614102 24728769 25956664 29201247 32971692 35421153 37804104 38934996 42179579 45653112 47228204 49457538 58402494 65943384 70842306 74186307 77869992 84359158 87603741 94456408 98915076 106263459 116804988 126538737 141684612 148372614 153491663 168718316 175207482 197830152 212526918 233609976 253077474 283369224 296745228 306983326 318790377 337436632 350414964 379616211 425053836 460474989 506154948 593490456 613966652 637580754 700829928 759232422 850107672 920949978 1012309896 1138848633 1227933304 1275161508 1381424967 1518464844 1841899956 2277697266 2550323016 2762849934 2845499291 3036929688 3683799912 4144274901 4555394532 5525699868 5690998582 8288549802 8536497873 9110789064 11051399736 11381997164 16577099604 17072995746 22763994328 25609493619 33154199208 34145991492 36991490783 51218987238 68291982984 73982981566 76828480857 102437974476 110974472349 147965963132 153656961714 204875948952 221948944698 295931926264 307313923428 332923417047 443897889396 614627846856 665846834094 887795778792 998770251141 1331693668188 1997540502282 2663387336376 3995081004564 7990162009128
• Sum of all divisors σ(n): 24030525657600
• Sum of proper divisors (its aliquot sum) s(n): 16040363648472
• 7990162009128 is an abundant number, because the sum of its proper divisors (16040363648472) is greater than itself. Its abundance is 8050201639344

Bases of 7990162009128

• Binary: 1110100010001011010110001001010110000101000₂
• Hexadecimal: 0x7445AC4AC28
• Base-36: 2TYMO5RU0

Squares and roots of 7990162009128

• 7990162009128 squared (7990162009128²) is 63842688932112397555320384
• 7990162009128 cubed (7990162009128³) is 510113427665941123247735794947172465152
• The square root of 7990162009128 is 2826687.4622299509
• The cube root of 7990162009128 is 19991.7983113483

Scales and comparisons

• 7,990,162,009,128 seconds is equal to 254,062 years, 22 weeks, 4 days, 22 hours, 58 minutes, 48 seconds.
• To count from 1 to 7,990,162,009,128 would take you about six hundred thirty-five thousand, one hundred fifty-six 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 7990162009128 cubic inches would be around 1666 feet tall.

Recreational maths with 7990162009128

• 7990162009128 backwards is 8219002610997
• 7990162009128 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 7990162009128's digits is 54
• More coming soon!