161488929855240

Names of 161488929855240

• Cardinal: 161488929855240 can be written as One hundred sixty-one trillion, four hundred eighty-eight billion, nine hundred twenty-nine million, eight hundred fifty-five thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.6148892985524 × 10¹⁴

Factors of 161488929855240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2361

Divisors of 161488929855240

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 81 90 104 108 117 120 130 135 156 162 169 180 195 216 234 260 270 312 324 338 351 360 389 390 405 468 507 520 540 585 648 676 702 778 780 810 845 936 1014 1053 1080 1167 1170 1352 1404 1521 1556 1560 1620 1690 1755 1945 1949 2028 2106 2334 2340 2535 2808 3042 3112 3240 3380 3501 3510 3890 3898 4056 4212 4563 4668 4680 5057 5070 5265 5835 5847 6084 6760 7002 7020 7605 7780 7796 8424 9126 9336 9745 10114 10140 10503 10530 11670 11694 12168 13689 14004 14040 15171 15210 15560 15592 17505 17541 18252 19490 20228 20280 21006 21060 22815 23340 23388 25285 25337 27378 28008 29235 30342 30420 31509 35010 35082 36504 38980 40456 42012 42120 45513 45630 46680 46776 50570 50674 52515 52623 54756 58470 60684 60840 63018 65741 68445 70020 70164 75855 76011 77960 84024 87705 91026 91260 101140 101348 105030 105246 109512 116940 121368 126036 126685 131482 136539 136890 140040 140328 151321 151710 152022 157545 157869 175410 182052 182520 197223 202280 202696 210060 210492 227565 228033 233880 252072 253370 262964 263115 273078 273780 302642 303420 304044 315090 315738 328705 329381 350820 364104 380055 394446 409617 420120 420984 453963 455130 456066 506740 525928 526230 546156 547560 591669 605284 606840 608088 630180 631476 657410 658762 682695 684099 701640 756605 758161 760110 788892 789345 819234 907926 910260 912132 986115 988143 1013480 1052460 1092312 1140165 1183338 1210568 1260360 1262952 1314820 1317524 1361889 1365390 1368198 1513210 1516322 1520220 1577784 1578690 1638468 1646905 1775007 1815852 1820520 1824264 1967173 1972230 1976286 2048085 2052297 2104920 2269815 2274483 2280330 2366676 2629640 2635048 2723778 2730780 2736396 2958345 2964429 3026420 3032644 3040440 3157380 3276936 3293810 3420495 3550014 3631704 3790805 3934346 3944460 3952572 4085667 4096170 4104594 4539630 4548966 4560660 4733352 4940715 5325021 5447556 5461560 5472792 5901519 5916690 5928858 6052840 6065288 6314760 6587620 6809445 6823449 6840990 7100028 7581610 7868692 7888920 7905144 8171334 8192340 8209188 8875035 8893287 9079260 9097932 9121320 9835865 9856093 9881430 10261485 10650042 10895112 11372415 11803038 11833380 11857716 12257001 13175240 13618890 13646898 13681980 14200056 14822145 15163220 15737384 16342668 16384680 16418376 17704557 17750070 17786574 18158520 18195864 19671730 19712186 19762860 20428335 20470347 20522970 21300084 22744830 23606076 23666760 23715432 24514002 25573249 26625105 26679861 27237780 27293796 27363960 29507595 29568279 29644290 30326440 32685336 34117245 35409114 35500140 35573148 39343460 39424372 39525720 40856670 40940694 41045940 42600168 44466435 45489660 47212152 49028004 49280465 51146498 53113671 53250210 53359722 54475560 54587592 59015190 59136558 59288580 61285005 61411041 68234490 70818228 71000280 71146296 76719747 78686920 78848744 81713340 81881388 82091880 88522785 88704837 88932870 90979320 98056008 98560930 102292996 102351735 106227342 106500420 106719444 118030380 118273116 118577160 122570010 122822082 127866245 128129209 133399305 136468980 141636456 147841395 153439494 159341013 163426680 163762776 177045570 177409674 177865740 197121860 204585992 204703470 212454684 213000840 213438888 230159241 236060760 236546232 245140020 245644164 255732490 256258418 265568355 266114511 266798610 272937960 294924629 295682790 306878988 307055205 318682026 354091140 354819348 355731480 383598735 384387627 394243720 409406940 424909368 443524185 460318482 490280040 491288328 511464980 512516836 531136710 532229022 533597220 589849258 591365580 613757976 614110410 637364052 640646045 690477723 708182280 709638696 767197470 768775254 796705065 798343533 818813880 884773887 887048370 920636964 1022929960 1025033672 1062273420 1064458044 1067194440 1150796205 1153162881 1179698516 1182731160 1228220820 1274728104 1281292090 1330572555 1380955446 1474623145 1534394940 1537550508 1593410130 1596687066 1769547774 1774096740 1841273928 1921938135 2071433169 2124546840 2128916088 2301592410 2306325762 2359397032 2456441640 2562584180 2654321661 2661145110 2761910892 2949246290 3068789880 3075101016 3186820260 3193374132 3452388615 3459488643 3539095548 3548193480 3834020177 3843876270 3991717665 4142866338 4423869435 4603184820 4612651524 5125168360 5308643322 5322290220 5523821784 5765814405 5898492580 6373640520 6386748264 6904777230 6918977286 7078191096 7668040354 7687752540 7962964983 7983435330 8285732676 8847738870 9206369640 9225303048 10357165845 10378465929 10617286644 10644580440 11502060531 11531628810 11796985160 13271608305 13809554460 13837954572 15336080708 15375505080 15925929966 15966870660 16571465352 17297443215 17695477740 19170100885 20714331690 20756931858 21234573288 23004121062 23063257620 23888894949 26543216610 27619108920 27675909144 30672161416 31851859932 31933741320 34506181593 34594886430 35390955480 38340201770 39814824915 41428663380 41513863716 46008242124 46126515240 47777789898 49842262301 51892329645 53086433220 57510302655 63703719864 69012363186 69189772860 76680403540 79629649830 82857326760 83027727432 92016484248 95555579796 99684524602 103518544779 103784659290 106172866440 115020605310 119444474745 138024726372 138379545720 149526786903 153360807080 159259299660 172530907965 191111159592 199369049204 207037089558 207569318580 230041210620 238888949490 249211311505 276049452744 299053573806 310555634337 318518599320 345061815930 398738098408 414074179116 415138637160 448580360709 460082421240 477777898980 498422623010 517592723895 598107147612 621111268674 690123631860 747633934515 828148358232 897160721418 955555797960 996845246020 1035185447790 1196214295224 1242222537348 1345741082127 1380247263720 1495267869030 1552778171685 1794321442836 1993690492040 2070370895580 2242901803545 2484445074696 2691482164254 2990535738060 3105556343370 3588642885672 4037223246381 4140741791160 4485803607090 5382964328508 5981071476120 6211112686740 6728705410635 8074446492762 8971607214180 10765928657016 12422225373480 13457410821270 16148892985524 17943214428360 20186116231905 26914821642540 32297785971048 40372232463810 53829643285080 80744464927620 161488929855240
• Sum of all divisors σ(n): 589563586111500
• Sum of proper divisors (its aliquot sum) s(n): 428074656256260
• 161488929855240 is an abundant number, because the sum of its proper divisors (428074656256260) is greater than itself. Its abundance is 266585726401020

Bases of 161488929855240

• Binary: 100100101101111110010010010011001001011100001000₂
• Hexadecimal: 0x92DF924C9708
• Base-36: 1L8QZNBCI0

Squares and roots of 161488929855240

• 161488929855240 squared (161488929855240²) is 26078674465790625007355457600
• 161488929855240 cubed (161488929855240³) is 4211417231523700720801224101419591957824000
• The square root of 161488929855240 is 12707829.4706546955
• The cube root of 161488929855240 is 54456.2317120535

Scales and comparisons

• 161,488,929,855,240 seconds is equal to 5,134,848 years, 23 weeks, 3 days, 6 hours, 54 minutes.
• To count from 1 to 161,488,929,855,240 would take you about twelve million, eight hundred thirty-seven thousand, one hundred twenty-one 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 161488929855240 cubic inches would be around 4538 feet tall.

Recreational maths with 161488929855240

• 161488929855240 backwards is 042558929884161
• 161488929855240 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 161488929855240's digits is 72
• More coming soon!