189012997880

Names of 189012997880

• Cardinal: 189012997880 can be written as One hundred eighty-nine billion, twelve million, nine hundred ninety-seven thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.8901299788 × 10¹¹

Factors of 189012997880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9712

Divisors of 189012997880

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 14 17 19 20 28 31 34 35 38 40 49 56 62 68 70 76 85 95 98 119 124 133 136 140 152 155 170 190 196 217 238 245 248 266 280 310 323 340 380 392 434 476 490 527 532 589 595 620 646 665 680 760 833 868 931 952 980 1054 1064 1085 1178 1190 1240 1292 1330 1519 1615 1666 1736 1862 1960 2108 2170 2261 2356 2380 2584 2635 2660 2945 3038 3230 3332 3689 3724 4123 4165 4216 4340 4522 4655 4712 4760 5270 5320 5890 6076 6460 6664 7378 7448 7595 8246 8330 8680 9044 9310 9631 10013 10540 11305 11780 12152 12920 14756 15190 15827 16492 16660 18088 18445 18620 19262 20026 20615 21080 22610 23560 25823 28861 29512 30380 31654 32984 33320 36890 37240 38524 40052 41230 45220 48155 50065 51646 57722 60760 63308 67417 70091 73780 77048 79135 80104 82460 90440 96310 100130 103292 115444 126616 129115 134834 140182 144305 147560 158270 163727 164920 182989 192620 200260 206584 230888 258230 269668 280364 288610 298561 316540 327454 337085 350455 365978 385240 400520 471919 490637 516460 539336 560728 577220 597122 633080 654908 674170 700910 731956 818635 914945 943838 981274 1032920 1146089 1154440 1194244 1280923 1309816 1348340 1401820 1463912 1492805 1637270 1829890 1887676 1962548 2089927 2292178 2359595 2388488 2453185 2561846 2696680 2803640 2985610 3110813 3274540 3659780 3775352 3925096 4179854 4584356 4719190 4906370 5075537 5123692 5672659 5730445 5971220 6221626 6404615 6549080 7319560 8022623 8359708 8966461 9168712 9438380 9812740 10151074 10247384 10449635 11345318 11460890 11942440 12443252 12809230 14629489 15554065 16045246 16719416 17932922 18876760 19625480 20302148 20899270 21775691 22690636 22921780 24886504 25377685 25618460 28363295 29258978 31108130 32090492 35528759 35865844 39708613 40113115 40604296 41798540 43551382 44832305 45381272 45843560 50755370 51236920 56726590 58517956 62216260 64180984 71057518 71731688 73147445 79417226 80226230 83597080 87102764 89664610 96435203 101510740 108878455 113453180 117035912 124432520 142115036 146294890 152429837 158834452 160452460 174205528 177643795 179329220 192870406 198543065 203021480 217756910 226906360 248701313 277960291 284230072 292589780 304859674 317668904 320904920 355287590 358658440 385740812 397086130 435513820 482176015 497402626 555920582 585179560 609719348 675046421 710575180 762149185 771481624 794172260 871027640 964352030 994805252 1111841164 1219438696 1243506565 1350092842 1389801455 1421150360 1524298370 1588344520 1928704060 1989610504 2223682328 2487013130 2700185684 2779602910 3048596740 3375232105 3857408120 4725324947 4974026260 5400371368 5559205820 6097193480 6750464210 9450649894 9948052520 11118411640 13500928420 18901299788 23626624735 27001856840 37802599576 47253249470 94506498940 189012997880
• Sum of all divisors σ(n): 569228083200
• Sum of proper divisors (its aliquot sum) s(n): 380215085320
• 189012997880 is an abundant number, because the sum of its proper divisors (380215085320) is greater than itself. Its abundance is 191202087440

Bases of 189012997880

• Binary: 10110000000010000011010111011011111000₂
• Hexadecimal: 0x2C020D76F8
• Base-36: 2ETXGIK8

Squares and roots of 189012997880

• 189012997880 squared (189012997880²) is 35725913367584884494400
• 189012997880 cubed (189012997880³) is 6752661987608385433660072071872000
• The square root of 189012997880 is 434756.2511108955
• The cube root of 189012997880 is 5738.9251011215

Scales and comparisons

• 189,012,997,880 seconds is equal to 6,010 years, 1 week, 3 days, 10 hours, 31 minutes, 20 seconds.
• To count from 1 to 189,012,997,880 would take you about twelve thousand and 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 189012997880 cubic inches would be around 478.2 feet tall.

Recreational maths with 189012997880

• 189012997880 backwards is 088799210981
• 189012997880 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 189012997880's digits is 62
• More coming soon!