165401001220

Names of 165401001220

• Cardinal: 165401001220 can be written as One hundred sixty-five billion, four hundred one million, one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.6540100122 × 10¹¹

Factors of 165401001220

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1277

Divisors of 165401001220

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 13 14 17 20 26 28 34 35 52 65 67 68 70 73 85 91 119 130 134 140 146 170 182 221 238 260 268 292 335 340 364 365 442 455 469 476 511 595 670 730 871 884 910 938 949 1022 1093 1105 1139 1190 1241 1340 1460 1547 1742 1820 1876 1898 2044 2186 2210 2278 2345 2380 2482 2555 3094 3484 3796 4355 4372 4420 4556 4690 4745 4891 4964 5110 5465 5695 6097 6188 6205 6643 7651 7735 7973 8687 8710 9380 9490 9782 10220 10930 11390 12194 12410 13286 14209 14807 15302 15470 15946 16133 17374 17420 18581 18980 19564 21860 22780 24388 24455 24820 26572 28418 29614 30485 30604 30940 31892 32266 33215 34237 34748 37162 38255 39865 43435 48910 56836 59228 60970 63583 64532 66430 68474 71045 73231 74035 74324 76510 79730 79789 80665 83147 86870 92905 97820 99463 103649 112931 121940 127166 130067 132860 136948 142090 146462 148070 153020 159460 159578 161330 166294 171185 173740 185810 198926 207298 225862 241553 254332 260134 284180 292924 296140 317915 319156 322660 332588 342370 366155 371620 397852 398945 414596 415735 445081 451724 483106 497315 512617 518245 520268 558523 564655 582029 635830 650335 684740 732310 797890 831470 890162 952003 966212 994630 1025234 1036490 1037257 1080911 1117046 1129310 1164058 1207765 1244927 1271660 1300670 1356413 1464620 1595780 1662940 1690871 1780324 1904006 1989260 2050468 2072980 2074514 2161822 2225405 2234092 2258620 2328116 2415530 2489854 2563085 2601340 2712826 2792615 2910145 3381742 3808012 4149028 4323644 4450810 4760015 4831060 4979708 5126170 5186285 5345863 5404555 5425652 5585230 5820290 6224635 6664021 6763484 6782065 7260799 7566377 8454355 8714489 8901620 9494891 9520030 10252340 10372570 10691726 10809110 11170460 11640580 12449270 13328042 13564130 14521598 15132754 16184051 16908710 17428978 17633369 18989782 19040060 20745140 21383452 21618220 24898540 26656084 26729315 27128260 29043196 30265508 32368102 33320105 33817420 34857956 35266738 36303995 37421041 37831885 37979564 43572445 47474455 53458630 64736204 66640210 69496219 70533476 72607990 74842082 75663770 80920255 87144890 88166845 90879671 94948910 106917260 113288357 123433583 133280420 138992438 145215980 149684164 151327540 161840510 174289780 176333690 181759342 187105205 189897820 226576714 246867166 277984876 323681020 347481095 352667380 363518684 374210410 453153428 454398355 486473533 493734332 566441785 617167915 636157697 694962190 748420820 908796710 972947066 1132883570 1181435723 1234335830 1272315394 1389924380 1817593420 1945894132 2265767140 2362871446 2432367665 2468671660 2544630788 3180788485 4725742892 4864735330 5907178615 6361576970 8270050061 9729470660 11814357230 12723153940 16540100122 23628714460 33080200244 41350250305 82700500610 165401001220
• Sum of all divisors σ(n): 466120037376
• Sum of proper divisors (its aliquot sum) s(n): 300719036156
• 165401001220 is an abundant number, because the sum of its proper divisors (300719036156) is greater than itself. Its abundance is 135318034936

Bases of 165401001220

• Binary: 10011010000010101010101111110100000100₂
• Hexadecimal: 0x2682AAFD04
• Base-36: 23ZFHHC4

Squares and roots of 165401001220

• 165401001220 squared (165401001220²) is 27357491204578441488400
• 165401001220 cubed (165401001220³) is 4524956436104618070208547015848000
• The square root of 165401001220 is 406695.2190768907
• The cube root of 165401001220 is 5489.2462186301

Scales and comparisons

• 165,401,001,220 seconds is equal to 5,259 years, 12 weeks, 3 days, 10 hours, 33 minutes, 40 seconds.
• To count from 1 to 165,401,001,220 would take you about ten thousand, five hundred 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 165401001220 cubic inches would be around 457.4 feet tall.

Recreational maths with 165401001220

• 165401001220 backwards is 022100104561
• The number of decimal digits it has is: 12
• The sum of 165401001220's digits is 22
• More coming soon!