165420157521920

Names of 165420157521920

• Cardinal: 165420157521920 can be written as One hundred sixty-five trillion, four hundred twenty billion, one hundred fifty-seven million, five hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6542015752192 × 10¹⁴

Factors of 165420157521920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 398

Divisors of 165420157521920

• Number of divisors d(n): 702
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 37 40 49 56 64 70 74 80 98 112 128 140 148 160 185 196 224 245 256 259 280 296 320 347 370 392 448 490 512 518 560 592 640 694 740 784 896 980 1024 1036 1120 1184 1280 1295 1369 1388 1480 1568 1735 1792 1813 1960 2048 2072 2240 2368 2429 2560 2590 2738 2776 2960 3136 3470 3584 3626 3920 4096 4144 4480 4736 4858 5120 5180 5476 5552 5920 6272 6845 6940 7168 7252 7840 8288 8960 9065 9472 9583 9716 10240 10360 10952 11104 11840 12145 12544 12839 13690 13880 14336 14504 15680 16576 17003 17920 18130 18944 19166 19432 20480 20720 21904 22208 23680 24290 25088 25678 27380 27760 28672 29008 31360 33152 34006 35840 36260 37888 38332 38864 41440 43808 44416 47360 47915 48580 50176 51356 54760 55520 58016 62720 64195 66304 67081 68012 71680 72520 75776 76664 77728 82880 85015 87616 88832 89873 94720 95830 97160 100352 102712 109520 111040 116032 120409 125440 128390 132608 134162 136024 143360 145040 151552 153328 155456 165760 170030 175232 177664 179746 189440 191660 194320 200704 205424 219040 222080 232064 240818 250880 256780 265216 268324 272048 290080 306656 310912 331520 335405 340060 350464 355328 359492 378880 383320 388640 410848 438080 444160 449365 464128 475043 481636 501760 513560 530432 536648 544096 580160 602045 613312 621824 629111 663040 670810 680120 700928 710656 718984 757760 766640 777280 821696 842863 876160 888320 898730 928256 950086 963272 1003520 1027120 1060864 1073296 1088192 1160320 1204090 1226624 1243648 1258222 1326080 1341620 1360240 1401856 1421312 1437968 1533280 1554560 1643392 1685726 1752320 1776640 1797460 1856512 1900172 1926544 2054240 2146592 2176384 2320640 2375215 2408180 2453248 2487296 2516444 2652160 2683240 2720480 2803712 2875936 3066560 3109120 3145555 3286784 3325301 3371452 3504640 3553280 3594920 3713024 3800344 3853088 4108480 4214315 4293184 4352768 4455133 4641280 4750430 4816360 4906496 4974592 5032888 5304320 5366480 5440960 5607424 5751872 5900041 6133120 6218240 6291110 6573568 6650602 6742904 7009280 7106560 7189840 7426048 7600688 7706176 8216960 8428630 8586368 8705536 8910266 9282560 9500860 9632720 9812992 9949184 10065776 10732960 10881920 11503744 11800082 12266240 12436480 12582220 13147136 13301204 13485808 14018560 14379680 15201376 15412352 16433920 16626505 16857260 17172736 17411072 17820532 18565120 19001720 19265440 19625984 20131552 21465920 21763840 22275665 23007488 23277107 23600164 24532480 24872960 25164440 26294272 26602408 26971616 28037120 28759360 29500205 30402752 30824704 31185931 32867840 33253010 33714520 34345472 34822144 35641064 37130240 38003440 38530880 39251968 40263104 42931840 43527680 44551330 46014976 46554214 47200328 49064960 49745920 50328880 52588544 53204816 53943232 57518720 59000410 60805504 61649408 62371862 65735680 66506020 67429040 68690944 69644288 71282128 76006880 77061760 80526208 85863680 87055360 89102660 92029952 93108428 94400656 98129920 100657760 106409632 107886464 115037440 116385535 118000820 121611008 123298816 124743724 131471360 133012040 134858080 137381888 142564256 152013760 154123520 155929655 161052416 164839921 171727360 174110720 178205320 184059904 186216856 188801312 196259840 201315520 212819264 215772928 218301517 230074880 232771070 236001640 243222016 246597632 249487448 262942720 266024080 269716160 274763776 285128512 304027520 308247040 311859310 322104832 329679842 343454720 348221440 356410640 368119808 372433712 377602624 402631040 425638528 431545856 436603034 460149760 465542140 472003280 486444032 493195264 498974896 532048160 539432320 570257024 608055040 616494080 623718620 644209664 659359684 686909440 712821280 744867424 755205248 805262080 824199605 851277056 863091712 873206068 920299520 931084280 944006560 972888064 997949792 1064096320 1078864640 1091507585 1140514048 1153879447 1216110080 1232988160 1247437240 1288419328 1318719368 1373818880 1425642560 1489734848 1510410496 1610524160 1648399210 1702554112 1726183424 1746412136 1840599040 1862168560 1888013120 1945776128 1995899584 2128192640 2157729280 2183015170 2281028096 2307758894 2432220160 2465976320 2494874480 2576838656 2637438736 2851285120 2979469696 3020820992 3221048320 3296798420 3405108224 3452366848 3492824272 3724337120 3776026240 3991799168 4256385280 4315458560 4366030340 4562056192 4615517788 4864440320 4989748960 5274877472 5702570240 5769397235 5958939392 6041641984 6442096640 6593596840 6810216448 6985648544 7448674240 7552052480 7983598336 8077156129 8512770560 8630917120 8732060680 9124112384 9231035576 9728880640 9979497920 10549754944 11405140480 11538794470 11917878784 12083283968 12884193280 13187193680 13620432896 13971297088 14897348480 15104104960 15967196672 16154312258 17025541120 17261834240 17464121360 18248224768 18462071152 19958995840 21099509888 22810280960 23077588940 23835757568 24166567936 26374387360 27942594176 29794696960 30208209920 31934393344 32308624516 34051082240 34928242720 36924142304 39917991680 40385780645 42199019776 45620561920 46155177880 47671515136 52748774720 55885188352 59589393920 60416419840 63868786688 64617249032 68102164480 69856485440 73848284608 79835983360 80771561290 84398039552 91241123840 92310355760 95343030272 105497549440 111770376704 119178787840 120832839680 127737573376 129234498064 139712970880 147696569216 159671966720 161543122580 168796079104 184620711520 210995098880 223540753408 238357575680 258468996128 279425941760 295393138432 319343933440 323086245160 337592158208 369241423040 421990197760 447081506816 476715151360 516937992256 558851883520 590786276864 638687866880 646172490320 675184316416 738482846080 843980395520 894163013632 1033875984512 1117703767040 1181572553728 1292344980640 1476965692160 1687960791040 2067751969024 2235407534080 2363145107456 2584689961280 2953931384320 3375921582080 4135503938048 4470815068160 4726290214912 5169379922560 5907862768640 8271007876096 10338759845120 11815725537280 16542015752192 20677519690240 23631451074560 33084031504384 41355039380480 82710078760960 165420157521920
• Sum of all divisors σ(n): 475958891740878
• Sum of proper divisors (its aliquot sum) s(n): 310538734218958
• 165420157521920 is an abundant number, because the sum of its proper divisors (310538734218958) is greater than itself. Its abundance is 145118576697038

Bases of 165420157521920

• Binary: 100101100111001011100001101110100101000000000000₂
• Hexadecimal: 0x9672E1BA5000
• Base-36: 1MMWYYRLKW

Squares and roots of 165420157521920

• 165420157521920 squared (165420157521920²) is 27363828514576825955280486400
• 165420157521920 cubed (165420157521920³) is 4526528823284104716412110041904356261888000
• The square root of 165420157521920 is 12861576.7898776703
• The cube root of 165420157521920 is 54894.5812705835

Scales and comparisons

• 165,420,157,521,920 seconds is equal to 5,259,849 years, 17 weeks, 1 day, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 165,420,157,521,920 would take you about thirteen million, one hundred forty-nine thousand, six hundred twenty-three 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 165420157521920 cubic inches would be around 4574.5 feet tall.

Recreational maths with 165420157521920

• 165420157521920 backwards is 029125751024561
• The number of decimal digits it has is: 15
• The sum of 165420157521920's digits is 50
• More coming soon!