61968427920

Names of 61968427920

• Cardinal: 61968427920 can be written as Sixty-one billion, nine hundred sixty-eight million, four hundred twenty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 6.196842792 × 10¹⁰

Factors of 61968427920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 17389

Divisors of 61968427920

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 54 56 60 63 70 72 79 80 81 84 90 105 108 112 120 126 135 140 144 158 162 168 180 189 210 216 237 240 252 270 280 315 316 324 336 360 378 395 405 420 432 474 504 540 553 560 567 630 632 648 711 720 756 790 810 840 945 948 1008 1080 1106 1134 1185 1260 1264 1296 1422 1512 1580 1620 1659 1680 1890 1896 2133 2160 2212 2268 2370 2520 2765 2835 2844 3024 3160 3240 3318 3555 3780 3792 4266 4424 4536 4740 4977 5040 5530 5670 5688 6320 6399 6480 6636 7110 7560 8295 8532 8848 9072 9480 9954 10665 11060 11340 11376 12798 13272 14220 14931 15120 16590 17064 17293 18960 19908 21330 22120 22680 24885 25596 26544 28440 29862 31995 33180 34128 34586 39816 42660 44240 44793 45360 49770 51192 51879 56880 59724 63990 66360 69172 74655 79632 85320 86465 89586 99540 102384 103758 119448 121051 127980 132720 138344 149310 155637 170640 172930 179172 199080 207516 223965 238896 242102 255960 259395 276688 298620 311274 345860 358344 363153 398160 415032 447930 466911 484204 511920 518790 597240 605255 622548 691720 716688 726306 778185 830064 895860 933822 968408 1037580 1089459 1194480 1210510 1245096 1366147 1383440 1400733 1452612 1556370 1791720 1815765 1867644 1936816 2075160 2178918 2334555 2421020 2490192 2732294 2801466 2905224 3112740 3268377 3583440 3631530 3735288 4098441 4150320 4357836 4669110 4842040 5447295 5464588 5602932 5810448 6225480 6536754 6830735 7003665 7263060 7470576 8196882 8715672 9338220 9563029 9684080 9805131 10894590 10929176 11205864 12295323 12450960 13073508 13661470 14007330 14526120 16341885 16393764 17431344 18676440 19126058 19610262 20492205 21789180 21858352 22411728 24590646 26147016 27322940 28014660 28689087 29052240 32683770 32787528 36885969 37352880 38252116 39220524 40984410 43578360 47815145 49025655 49181292 52294032 54645880 56029320 57378174 61476615 65367540 65575056 73771938 76504232 78441048 81968820 86067261 87156720 95630290 98051310 98362584 109291760 110657907 112058640 114756348 122953230 130735080 143445435 147543876 153008464 156882096 163937640 172134522 184429845 191260580 196102620 196725168 221315814 229512696 245906460 258201783 261470160 286890870 295087752 327875280 344269044 368859690 382521160 392205240 430336305 442631628 459025392 491812920 516403566 553289535 573781740 590175504 688538088 737719380 765042320 774605349 784410480 860672610 885263256 983625840 1032807132 1106579070 1147563480 1291008915 1377076176 1475438760 1549210698 1721345220 1770526512 2065614264 2213158140 2295126960 2582017830 2950877520 3098421396 3442690440 3873026745 4131228528 4426316280 5164035660 6196842792 6885380880 7746053490 8852632560 10328071320 12393685584 15492106980 20656142640 30984213960 61968427920
• Sum of all divisors σ(n): 249100008960
• Sum of proper divisors (its aliquot sum) s(n): 187131581040
• 61968427920 is an abundant number, because the sum of its proper divisors (187131581040) is greater than itself. Its abundance is 125163153120

Bases of 61968427920

• Binary: 111001101101100110110010101110010000₂
• Hexadecimal: 0xE6D9B2B90
• Base-36: SGUEH00

Squares and roots of 61968427920

• 61968427920 squared (61968427920²) is 3840086058876235526400
• 61968427920 cubed (61968427920³) is 237964096146068877418661657088000
• The square root of 61968427920 is 248934.5856244167
• The cube root of 61968427920 is 3957.2196737271

Scales and comparisons

• 61,968,427,920 seconds is equal to 1,970 years, 21 weeks, 4 hours, 12 minutes.
• To count from 1 to 61,968,427,920 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 61968427920 cubic inches would be around 329.8 feet tall.

Recreational maths with 61968427920

• 61968427920 backwards is 02972486916
• 61968427920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61968427920's digits is 54
• More coming soon!