161504813012800

Names of 161504813012800

• Cardinal: 161504813012800 can be written as One hundred sixty-one trillion, five hundred four billion, eight hundred thirteen million, twelve thousand, eight hundred.

Scientific notation

• Scientific notation: 1.615048130128 × 10¹⁴

Factors of 161504813012800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 443

Divisors of 161504813012800

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 29 32 34 40 41 50 58 64 68 80 82 85 100 116 136 145 160 164 170 200 205 232 272 290 320 328 340 349 400 410 425 464 493 544 580 656 680 697 698 725 800 820 850 928 986 1025 1088 1160 1189 1312 1360 1394 1396 1450 1600 1640 1681 1700 1745 1856 1972 2050 2320 2378 2465 2624 2720 2788 2792 2900 3280 3362 3400 3485 3490 3944 4100 4640 4756 4930 5440 5576 5584 5800 5933 5945 6560 6724 6800 6970 6980 7888 8200 8405 8725 9280 9512 9860 10121 11152 11168 11600 11866 11890 12325 13120 13448 13600 13940 13960 14309 15776 16400 16810 17425 17450 19024 19720 20213 20242 22304 22336 23200 23732 23780 24650 26896 27200 27880 27920 28577 28618 29665 29725 31552 32800 33620 34850 34900 38048 39440 40426 40484 42025 44608 46400 47464 47560 48749 49300 50605 53792 55760 55840 57154 57236 59330 59450 65600 67240 69700 69800 71545 76096 78880 80852 80968 84050 94928 95120 97498 98600 101065 101210 107584 111520 111680 114308 114472 118660 118900 121801 134480 139400 139600 142885 143090 148325 157760 161704 161936 168100 172057 189856 190240 194996 197200 202130 202420 223040 228616 228944 237320 237800 243253 243602 243745 253025 268960 278800 279200 285770 286180 296650 323408 323872 336200 344114 357725 379712 380480 389992 394400 404260 404840 414961 457232 457888 474640 475600 486506 487204 487490 505325 506050 537920 557600 558400 571540 572360 586669 593300 609005 646816 647744 672400 688228 714425 715450 779984 788800 808520 809680 828733 829922 860285 914464 915776 949280 951200 973012 974408 974980 1010650 1012100 1115200 1143080 1144720 1173338 1186600 1216265 1218010 1218725 1293632 1344800 1376456 1428850 1430900 1559968 1617040 1619360 1657466 1659844 1720570 1828928 1898560 1902400 1946024 1948816 1949960 2021300 2024200 2070617 2074805 2286160 2289440 2346676 2373200 2432530 2436020 2437450 2689600 2752912 2857700 2861800 2933345 3045025 3119936 3234080 3238720 3314932 3319688 3441140 3532229 3892048 3897632 3899920 4042600 4048400 4141234 4143665 4149610 4301425 4572320 4578880 4693352 4746400 4865060 4872040 4874900 4993841 5505824 5715400 5723600 5866690 6081325 6090050 6468160 6629864 6639376 6882280 7054337 7064458 7784096 7795264 7799840 8085200 8096800 8282468 8287330 8299220 8602850 9144640 9386704 9492800 9730120 9744080 9749800 9973373 9987682 10353085 10374025 11011648 11430800 11447200 11733380 12162650 12180100 13259728 13278752 13764560 14108674 14128916 14666725 15568192 15599680 16170400 16193600 16564936 16574660 16598440 17013401 17205700 17661145 18773408 19460240 19488160 19499600 19946746 19975364 20706170 20718325 20748050 22861600 22894400 23466760 24325300 24360200 24969205 26519456 26557504 27529120 28217348 28257832 29333450 32340800 33129872 33149320 33196880 34026802 34411400 35271685 35322290 37546816 38920480 38976320 38999200 39893492 39950728 41412340 41436650 41496100 45723200 46933520 48650600 48720400 49866865 49938410 51765425 53038912 55058240 56434696 56515664 58666900 60047893 66259744 66298640 66393760 68053604 68822800 70543370 70644580 77840960 77998400 79786984 79901456 82824680 82873300 82992200 84895297 85067005 88305725 93867040 97301200 97440800 99733730 99876820 103530850 112869392 113031328 117333800 120095786 124846025 132519488 132597280 132787520 136107208 137645600 141086740 141289160 144821389 159573968 159802912 165649360 165746600 165984400 169790594 170134010 176358425 176611450 187734080 194602400 194881600 199467460 199753640 204747481 207061700 225738784 226062656 234667600 240191572 249334325 249692050 265194560 272214416 275291200 282173480 282578320 289227817 289642778 300239465 319147936 319605824 331298720 331493200 331968800 339581188 340268020 352716850 353222900 389204800 398934920 399507280 409494962 414123400 424476485 425335025 451477568 469335200 480383144 498668650 499384100 544428832 564346960 565156640 578455634 579285556 600478930 638295872 662597440 662986400 663937600 679162376 680536040 705433700 706445800 724106945 797869840 799014560 818989924 828246800 848952970 850670050 938670400 960766288 997337300 998768200 1023737405 1088857664 1128693920 1130313280 1156911268 1158571112 1200957860 1325972800 1358324752 1361072080 1410867400 1412891600 1446139085 1448213890 1501197325 1595739680 1598029120 1637979848 1656493600 1697905940 1701340100 1921532576 1994674600 1997536400 2047474810 2122382425 2257387840 2313822536 2317142224 2401915720 2461963613 2716649504 2722144160 2821734800 2825783200 2892278170 2896427780 3002394650 3191479360 3275959696 3312987200 3395811880 3402680200 3480707177 3620534725 3843065152 3989349200 3995072800 4094949620 4244764850 4627645072 4634284448 4803831440 4923927226 5118687025 5433299008 5444288320 5643469600 5651566400 5784556340 5792855560 5937676949 6004789300 6551919392 6791623760 6805360400 6961414354 7230695425 7241069450 7978698400 7990145600 8189899240 8489529700 9255290144 9268568896 9607662880 9847854452 10237374050 11286939200 11569112680 11585711120 11875353898 12009578600 12309818065 13103838784 13583247520 13610720800 13922828708 14461390850 14482138900 15957396800 16379798480 16979059400 17403535885 18510580288 19215325760 19695708904 20474748100 23138225360 23171422240 23750707796 24019157200 24619636130 27166495040 27221441600 27845657416 28922781700 28964277800 29688384745 32759596960 33958118800 34807071770 39391417808 40949496200 46276450720 46342844480 47501415592 48038314400 49239272260 55691314832 57845563400 57928555600 59376769490 61549090325 65519193920 67916237600 69614143540 78782835616 81898992400 87017679425 92552901440 95002831184 96076628800 98478544520 100940508133 111382629664 115691126800 115857111200 118753538980 123098180650 135832475200 139228287080 148441923725 157565671232 163797984800 174035358850 190005662368 196957089040 201881016266 222765259328 231382253600 231714222400 237507077960 246196361300 278456574160 296883847450 327595969600 348070717700 380011324736 393914178080 403762032532 462764507200 475014155920 492392722600 504702540665 556913148320 593767694900 696141435400 787828356160 807524065064 950028311840 984785445200 1009405081330 1113826296640 1187535389800 1392282870800 1615048130128 1900056623680 1969570890400 2018810162660 2375070779600 2523512703325 2784565741600 3230096260256 3939141780800 4037620325320 4750141559200 5047025406650 5569131483200 6460192520512 8075240650640 9500283118400 10094050813300 16150481301280 20188101626600 32300962602560 40376203253200 80752406506400 161504813012800
• Sum of all divisors σ(n): 447446874474540
• Sum of proper divisors (its aliquot sum) s(n): 285942061461740
• 161504813012800 is an abundant number, because the sum of its proper divisors (285942061461740) is greater than itself. Its abundance is 124437248448940

Bases of 161504813012800

• Binary: 100100101110001101000101000000100101011101000000₂
• Hexadecimal: 0x92E345025740
• Base-36: 1L8YABQJB4

Squares and roots of 161504813012800

• 161504813012800 squared (161504813012800²) is 26083804626299492212963840000
• 161504813012800 cubed (161504813012800³) is 4212659988832907071066314655287857152000000
• The square root of 161504813012800 is 12708454.3911838469
• The cube root of 161504813012800 is 54458.0169913995

Scales and comparisons

• 161,504,813,012,800 seconds is equal to 5,135,353 years, 25 weeks, 2 days, 3 hours, 6 minutes, 40 seconds.
• To count from 1 to 161,504,813,012,800 would take you about twelve million, eight hundred thirty-eight thousand, three hundred eighty-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 161504813012800 cubic inches would be around 4538.2 feet tall.

Recreational maths with 161504813012800

• 161504813012800 backwards is 008210318405161
• 161504813012800 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 161504813012800's digits is 40
• More coming soon!