61801496640

Names of 61801496640

• Cardinal: 61801496640 can be written as Sixty-one billion, eight hundred one million, four hundred ninety-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.180149664 × 10¹⁰

Factors of 61801496640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 5017

Divisors of 61801496640

• Number of divisors d(n): 560
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 37 39 40 45 48 52 54 60 64 65 72 74 78 80 81 90 96 104 108 111 117 120 130 135 144 148 156 160 162 180 185 192 195 208 216 222 234 240 260 270 288 296 312 320 324 333 351 360 370 390 405 416 432 444 468 480 481 520 540 555 576 585 592 624 648 666 702 720 740 780 810 832 864 888 936 960 962 999 1040 1053 1080 1110 1170 1184 1248 1296 1332 1404 1440 1443 1480 1560 1620 1665 1728 1755 1776 1872 1924 1998 2080 2106 2160 2220 2340 2368 2405 2496 2592 2664 2808 2880 2886 2960 2997 3120 3240 3330 3510 3552 3744 3848 3996 4160 4212 4320 4329 4440 4680 4810 4957 4995 5184 5265 5328 5616 5772 5920 5994 6240 6480 6660 7020 7104 7215 7488 7696 7992 8424 8640 8658 8880 9360 9620 9914 9990 10530 10656 11232 11544 11840 11988 12480 12960 12987 13320 14040 14430 14871 14985 15392 15984 16848 17316 17760 18720 19240 19828 19980 21060 21312 21645 22464 23088 23976 24785 25920 25974 26640 28080 28860 29742 29970 30784 31968 33696 34632 35520 37440 38480 38961 39656 39960 42120 43290 44613 46176 47952 49570 51948 53280 56160 57720 59484 59940 63936 64441 64935 67392 69264 74355 76960 77922 79312 79920 84240 86580 89226 92352 95904 99140 103896 106560 112320 115440 118968 119880 128882 129870 133839 138528 148710 153920 155844 158624 159840 168480 173160 178452 183409 191808 193323 194805 198280 207792 223065 230880 237936 239760 257764 259740 267678 277056 297420 311688 317248 319680 322205 336960 346320 356904 366818 386646 389610 396560 401517 415584 446130 461760 475872 479520 515528 519480 535356 550227 579969 594840 623376 644410 669195 692640 713808 733636 773292 779220 793120 803034 831168 892260 917045 951744 959040 966615 1031056 1038960 1070712 1100454 1159938 1189680 1246752 1288820 1338390 1385280 1427616 1467272 1546584 1558440 1586240 1606068 1650681 1739907 1784520 1834090 1933230 2007585 2062112 2077920 2141424 2200908 2319876 2379360 2384317 2493504 2577640 2676780 2751135 2855232 2899845 2934544 3093168 3116880 3212136 3301362 3479814 3569040 3668180 3866460 4015170 4124224 4155840 4282848 4401816 4639752 4758720 4768634 4952043 5155280 5219721 5353560 5502270 5799690 5869088 6186336 6233760 6424272 6602724 6959628 7138080 7152951 7336360 7732920 8030340 8253405 8565696 8699535 8803632 9279504 9537268 9904086 10310560 10439442 10707120 11004540 11599380 11738176 11921585 12372672 12467520 12848544 13205448 13919256 14276160 14305902 14672720 14856129 15465840 16060680 16506810 17399070 17607264 18559008 19074536 19808172 20621120 20878884 21414240 21458853 22009080 23198760 23843170 24760215 25697088 26098605 26410896 27838512 28611804 29345440 29712258 30931680 32121360 33013620 34798140 35214528 35764755 37118016 38149072 39616344 41757768 42828480 42917706 44018160 46397520 47686340 49520430 52197210 52821792 55677024 57223608 58690880 59424516 61863360 64242720 64376559 66027240 69596280 71529510 74280645 76298144 79232688 83515536 85835412 88036320 92795040 95372680 99040860 104394420 105643584 107294265 111354048 114447216 118849032 128485440 128753118 132054480 139192560 143059020 148561290 152596288 158465376 167031072 171670824 176072640 185590080 190745360 193129677 198081720 208788840 214588530 228894432 237698064 257506236 264108960 278385120 286118040 297122580 316930752 321882795 334062144 343341648 381490720 386259354 396163440 417577680 429177060 457788864 475396128 515012472 528217920 556770240 572236080 594245160 643765590 686683296 762981440 772518708 792326880 835155360 858354120 950792256 965648385 1030024944 1144472160 1188490320 1287531180 1373366592 1545037416 1584653760 1670310720 1716708240 1931296770 2060049888 2288944320 2376980640 2575062360 3090074832 3433416480 3862593540 4120099776 4753961280 5150124720 6180149664 6866832960 7725187080 10300249440 12360299328 15450374160 20600498880 30900748320 61801496640
• Sum of all divisors σ(n): 243197158512
• Sum of proper divisors (its aliquot sum) s(n): 181395661872
• 61801496640 is an abundant number, because the sum of its proper divisors (181395661872) is greater than itself. Its abundance is 119594165232

Bases of 61801496640

• Binary: 111001100011101010000000000001000000₂
• Hexadecimal: 0xE63A80040
• Base-36: SE30K00

Squares and roots of 61801496640

• 61801496640 squared (61801496640²) is 3819424986943931289600
• 61801496640 cubed (61801496640³) is 236046180497347413462605266944000
• The square root of 61801496640 is 248599.0680593955
• The cube root of 61801496640 is 3953.6631433043

Scales and comparisons

• 61,801,496,640 seconds is equal to 1,965 years, 5 weeks, 2 hours, 24 minutes.
• To count from 1 to 61,801,496,640 would take you about three thousand, nine hundred thirty 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 61801496640 cubic inches would be around 329.5 feet tall.

Recreational maths with 61801496640

• 61801496640 backwards is 04669410816
• 61801496640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61801496640's digits is 45
• More coming soon!