61961137920

Names of 61961137920

• Cardinal: 61961137920 can be written as Sixty-one billion, nine hundred sixty-one million, one hundred thirty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 6.196113792 × 10¹⁰

Factors of 61961137920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 470

Divisors of 61961137920

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 81 88 90 96 99 108 110 120 121 128 132 135 144 160 162 165 176 180 192 198 216 220 240 242 256 264 270 288 297 320 324 330 352 360 363 384 396 405 432 440 449 480 484 495 528 540 576 594 605 640 648 660 704 720 726 768 792 810 864 880 891 898 960 968 990 1056 1080 1089 1152 1188 1210 1280 1296 1320 1331 1347 1408 1440 1452 1485 1584 1620 1728 1760 1782 1796 1815 1920 1936 1980 2112 2160 2178 2245 2304 2376 2420 2592 2640 2662 2694 2816 2880 2904 2970 3168 3240 3267 3456 3520 3564 3592 3630 3840 3872 3960 3993 4041 4224 4320 4356 4455 4490 4752 4840 4939 5184 5280 5324 5388 5445 5760 5808 5940 6336 6480 6534 6655 6735 6912 7040 7128 7184 7260 7744 7920 7986 8082 8448 8640 8712 8910 8980 9504 9680 9801 9878 10368 10560 10648 10776 10890 11520 11616 11880 11979 12123 12672 12960 13068 13310 13470 14080 14256 14368 14520 14817 15488 15840 15972 16164 16335 17280 17424 17820 17960 19008 19360 19602 19756 19965 20205 20736 21120 21296 21552 21780 23232 23760 23958 24246 24695 25344 25920 26136 26620 26940 28512 28736 29040 29634 30976 31680 31944 32328 32670 34560 34848 35640 35920 35937 36369 38016 38720 39204 39512 39930 40410 42240 42592 43104 43560 44451 46464 47520 47916 48492 49005 49390 51840 52272 53240 53880 54329 57024 57472 58080 59268 59895 60615 63360 63888 64656 65340 69696 71280 71840 71874 72738 74085 76032 77440 78408 79024 79860 80820 85184 86208 87120 88902 92928 95040 95832 96984 98010 98780 103680 104544 106480 107760 107811 108658 114048 114944 116160 118536 119790 121230 126720 127776 129312 130680 133353 139392 142560 143680 143748 145476 148170 154880 156816 158048 159720 161640 162987 170368 172416 174240 177804 179685 181845 190080 191664 193968 196020 197560 209088 212960 215520 215622 217316 222255 228096 232320 237072 239580 242460 255552 258624 261360 266706 271645 278784 285120 287360 287496 290952 296340 313632 316096 319440 323280 325974 340736 344832 348480 355608 359370 363690 380160 383328 387936 392040 395120 400059 418176 425920 431040 431244 434632 444510 464640 474144 479160 484920 488961 511104 517248 522720 533412 539055 543290 570240 574720 574992 581904 592680 597619 627264 632192 638880 646560 651948 666765 696960 711216 718740 727380 766656 775872 784080 790240 800118 814935 836352 851840 862080 862488 869264 889020 948288 958320 969840 977922 1022208 1034496 1045440 1066824 1078110 1086580 1140480 1149984 1163808 1185360 1195238 1254528 1264384 1277760 1293120 1303896 1333530 1393920 1422432 1437480 1454760 1466883 1533312 1551744 1568160 1580480 1600236 1629870 1703680 1724160 1724976 1738528 1778040 1792857 1896576 1916640 1939680 1955844 2000295 2090880 2133648 2156220 2173160 2299968 2327616 2370720 2390476 2444805 2509056 2555520 2586240 2607792 2667060 2844864 2874960 2909520 2933766 2988095 3066624 3103488 3136320 3160960 3200472 3259740 3449952 3477056 3556080 3585714 3793152 3833280 3879360 3911688 4000590 4181760 4267296 4312440 4346320 4400649 4599936 4655232 4741440 4780952 4889610 5111040 5172480 5215584 5334120 5378571 5689728 5749920 5819040 5867532 5976190 6272640 6321920 6400944 6519480 6899904 6954112 7112160 7171428 7334415 7666560 7758720 7823376 8001180 8534592 8624880 8692640 8801298 8964285 9199872 9310464 9482880 9561904 9779220 10431168 10668240 10757142 11379456 11499840 11638080 11735064 11952380 12545280 12801888 13038960 13799808 13908224 14224320 14342856 14668830 15333120 15517440 15646752 16002360 16135713 17069184 17249760 17385280 17602596 17928570 18965760 19123808 19558440 20862336 21336480 21514284 22003245 22999680 23276160 23470128 23904760 25603776 26077920 26892855 27599616 28448640 28685712 29337660 31293504 32004720 32271426 34138368 34499520 34770560 35205192 35857140 38247616 39116880 41724672 42672960 43028568 44006490 45999360 46552320 46940256 47809520 48407139 51207552 52155840 53785710 56897280 57371424 58675320 62587008 64009440 64542852 68999040 69541120 70410384 71714280 76495232 78233760 80678565 85345920 86057136 88012980 93880512 95619040 96814278 102415104 104311680 107571420 114742848 117350640 125174016 128018880 129085704 137998080 140820768 143428560 152990464 156467520 161357130 170691840 172114272 176025960 187761024 191238080 193628556 208623360 215142840 229485696 234701280 242035695 256037760 258171408 281641536 286857120 312935040 322714260 344228544 352051920 375522048 382476160 387257112 430285680 458971392 469402560 484071390 512075520 516342816 563283072 573714240 625870080 645428520 688457088 704103840 764952320 774514224 860571360 938805120 968142780 1032685632 1126566144 1147428480 1290857040 1376914176 1408207680 1549028448 1721142720 1877610240 1936285560 2065371264 2294856960 2581714080 2816415360 3098056896 3442285440 3872571120 4130742528 5163428160 5632830720 6196113792 6884570880 7745142240 10326856320 12392227584 15490284480 20653712640 30980568960 61961137920
• Sum of all divisors σ(n): 244405576800
• Sum of proper divisors (its aliquot sum) s(n): 182444438880
• 61961137920 is an abundant number, because the sum of its proper divisors (182444438880) is greater than itself. Its abundance is 120483300960

Bases of 61961137920

• Binary: 111001101101001010111110111100000000₂
• Hexadecimal: 0xE6D2BEF00
• Base-36: SGQ2800

Squares and roots of 61961137920

• 61961137920 squared (61961137920²) is 3839182612341261926400
• 61961137920 cubed (61961137920³) is 237880123343342824328515289088000
• The square root of 61961137920 is 248919.9427928585
• The cube root of 61961137920 is 3957.0644911407

Scales and comparisons

• 61,961,137,920 seconds is equal to 1,970 years, 8 weeks, 6 days, 19 hours, 12 minutes.
• To count from 1 to 61,961,137,920 would take you about three thousand, nine hundred forty 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 61961137920 cubic inches would be around 329.8 feet tall.

Recreational maths with 61961137920

• 61961137920 backwards is 02973116916
• 61961137920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61961137920's digits is 45
• More coming soon!