161426860672

Names of 161426860672

• Cardinal: 161426860672 can be written as One hundred sixty-one billion, four hundred twenty-six million, eight hundred sixty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.61426860672 × 10¹¹

Factors of 161426860672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 541

Divisors of 161426860672

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 49 53 56 64 77 88 98 106 112 128 131 154 176 196 212 224 262 308 337 352 371 392 424 448 524 539 583 616 674 704 742 784 848 896 917 1048 1078 1166 1232 1348 1408 1441 1484 1568 1696 1834 2096 2156 2332 2359 2464 2597 2696 2882 2968 3136 3392 3668 3707 4081 4192 4312 4664 4718 4928 5194 5392 5764 5936 6272 6419 6784 6943 7336 7414 8162 8384 8624 9328 9436 9856 10087 10388 10784 11528 11872 12838 13886 14672 14828 16324 16513 16768 17248 17861 18656 18872 20174 20776 21568 23056 23744 25676 25949 27772 28567 29344 29656 32648 33026 34496 35722 37312 37744 40348 41552 43136 44147 46112 47488 48601 51352 51898 55544 57134 58688 59312 65296 66052 68992 70609 71444 74624 75488 76373 80696 83104 88294 92224 97202 102704 103796 111088 114268 117376 118624 125027 130592 132104 141218 142888 150976 152746 161392 166208 176588 181643 184448 194404 196471 205408 207592 222176 228536 237248 250054 261184 264208 282436 285776 301952 305492 309029 322784 332416 340207 353176 363286 388808 392942 410816 415184 444352 457072 474496 485617 500108 522368 528416 534611 564872 571552 610984 618058 645568 680414 706352 726572 777616 785884 821632 830368 875189 888704 914144 971234 1000216 1056832 1069222 1129744 1143104 1221968 1236116 1291136 1360828 1375297 1412704 1453144 1555232 1571768 1660736 1750378 1828288 1942468 2000432 2113664 2138444 2163203 2259488 2286208 2339791 2443936 2472232 2721656 2750594 2825408 2906288 3110464 3143536 3321472 3399319 3500756 3656576 3742277 3884936 4000864 4276888 4326406 4518976 4679582 4887872 4944464 5443312 5501188 5650816 5812576 6220928 6287072 6798638 7001512 7484554 7769872 8001728 8553776 8652812 9037952 9359164 9627079 9775744 9888928 10886624 11002376 11625152 12574144 13597276 14003024 14969108 15539744 16003456 16378537 17107552 17305624 18718328 19254158 19777856 21773248 22004752 23250304 23795233 25148288 25737701 27194552 28006048 29938216 31079488 32757074 34215104 34611248 37436656 38508316 39555712 43546496 44009504 47590466 51475402 54389104 56012096 59876432 62158976 65514148 68430208 69222496 74873312 77016632 88019008 95180932 102950804 108778208 112024192 114649759 119752864 131028296 138444992 149746624 154033264 176038016 180163907 190361864 205901608 217556416 229299518 239505728 262056592 276889984 299493248 308066528 360327814 380723728 411803216 435112832 458599036 479011456 524113184 616133056 720655628 761447456 823606432 917198072 1048226368 1232266112 1261147349 1441311256 1522894912 1647212864 1834396144 2096452736 2522294698 2882622512 3045789824 3294425728 3668792288 5044589396 5765245024 7337584576 10089178792 11530490048 14675169152 20178357584 23060980096 40356715168 80713430336 161426860672
• Sum of all divisors σ(n): 420223826880
• Sum of proper divisors (its aliquot sum) s(n): 258796966208
• 161426860672 is an abundant number, because the sum of its proper divisors (258796966208) is greater than itself. Its abundance is 97370105536

Bases of 161426860672

• Binary: 10010110010101110010100110101010000000₂
• Hexadecimal: 0x2595CA6A80
• Base-36: 225PDUV4

Squares and roots of 161426860672

• 161426860672 squared (161426860672²) is 26058631346417300291584
• 161426860672 cubed (161426860672³) is 4206563051661117300539915342184448
• The square root of 161426860672 is 401779.6170439711
• The cube root of 161426860672 is 5444.9253964481

Scales and comparisons

• 161,426,860,672 seconds is equal to 5,132 years, 45 weeks, 3 days, 10 hours, 37 minutes, 52 seconds.
• To count from 1 to 161,426,860,672 would take you about ten thousand, two hundred sixty-five 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 161426860672 cubic inches would be around 453.7 feet tall.

Recreational maths with 161426860672

• 161426860672 backwards is 276068624161
• 161426860672 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 161426860672's digits is 49
• More coming soon!