68347743840

Names of 68347743840

• Cardinal: 68347743840 can be written as Sixty-eight billion, three hundred forty-seven million, seven hundred forty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 6.834774384 × 10¹⁰

Factors of 68347743840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 25217

Divisors of 68347743840

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 37 40 45 48 51 54 60 68 72 74 80 85 90 96 102 108 111 120 135 136 144 148 153 160 170 180 185 204 216 222 240 255 270 272 288 296 306 333 340 360 370 408 432 444 459 480 510 540 544 555 592 612 629 666 680 720 740 765 816 864 888 918 999 1020 1080 1110 1184 1224 1258 1332 1360 1440 1480 1530 1632 1665 1776 1836 1887 1998 2040 2160 2220 2295 2448 2516 2664 2720 2960 3060 3145 3330 3552 3672 3774 3996 4080 4320 4440 4590 4896 4995 5032 5328 5661 5920 6120 6290 6660 7344 7548 7992 8160 8880 9180 9435 9990 10064 10656 11322 12240 12580 13320 14688 15096 15984 16983 17760 18360 18870 19980 20128 22644 24480 25153 25160 26640 28305 30192 31968 33966 36720 37740 39960 45288 50306 50320 53280 56610 60384 67932 73440 75459 75480 79920 84915 90576 100612 100640 113220 125765 135864 150918 150960 159840 169830 181152 201224 226377 226440 251530 271728 301836 301920 339660 377295 402448 427601 452754 452880 503060 543456 603672 679131 679320 754590 804896 855202 905508 905760 930661 1006120 1131885 1207344 1282803 1358262 1358640 1509180 1710404 1811016 1861322 2012240 2138005 2263770 2414688 2565606 2716524 2717280 2791983 3018360 3395655 3420808 3622032 3722644 3848409 4024480 4276010 4527540 4653305 5131212 5433048 5583966 6036720 6414015 6791310 6841616 7244064 7445288 7696818 8375949 8552020 9055080 9306610 10262424 10866096 11167932 11545227 12073440 12828030 13582620 13683232 13959915 14890576 15393636 15821237 16751898 17104040 18110160 18613220 19242045 20524848 21732192 22335864 23090454 25127847 25656060 27165240 27919830 29781152 30787272 31642474 33503796 34208080 36220320 37226440 38484090 41049696 41879745 44671728 46180908 47463711 50255694 51312120 54330480 55839660 57726135 61574544 63284948 67007592 68416160 74452880 76968180 79106185 83759490 89343456 92361816 94927422 100511388 102624240 108660960 111679320 115452270 123149088 125639235 126569896 134015184 142391133 148905760 153936360 158212370 167518980 184723632 189854844 201022776 205248480 223358640 230904540 237318555 251278470 253139792 268030368 284782266 307872720 316424740 335037960 369447264 379709688 402045552 427173399 446717280 461809080 474637110 502556940 506279584 569564532 615745440 632849480 670075920 711955665 759419376 804091104 854346798 923618160 949274220 1005113880 1139129064 1265698960 1340151840 1423911330 1518838752 1708693596 1847236320 1898548440 2010227760 2135866995 2278258128 2531397920 2847822660 3417387192 3797096880 4020455520 4271733990 4556516256 5695645320 6834774384 7594193760 8543467980 11391290640 13669548768 17086935960 22782581280 34173871920 68347743840
• Sum of all divisors σ(n): 260144680320
• Sum of proper divisors (its aliquot sum) s(n): 191796936480
• 68347743840 is an abundant number, because the sum of its proper divisors (191796936480) is greater than itself. Its abundance is 123449192640

Bases of 68347743840

• Binary: 111111101001110101111100111001100000₂
• Hexadecimal: 0xFE9D7CE60
• Base-36: VECHCO0

Squares and roots of 68347743840

• 68347743840 squared (68347743840²) is 4671414088018257945600
• 68347743840 cubed (68347743840³) is 319280613458439107308913455104000
• The square root of 68347743840 is 261434.0143133635
• The cube root of 68347743840 is 4088.6009733515

Scales and comparisons

• 68,347,743,840 seconds is equal to 2,173 years, 12 weeks, 5 days, 20 hours, 24 minutes.
• To count from 1 to 68,347,743,840 would take you about four thousand, three hundred forty-six 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 68347743840 cubic inches would be around 340.7 feet tall.

Recreational maths with 68347743840

• 68347743840 backwards is 04834774386
• 68347743840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68347743840's digits is 54
• More coming soon!