13897313640

Names of 13897313640

• Cardinal: 13897313640 can be written as Thirteen billion, eight hundred ninety-seven million, three hundred thirteen thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.389731364 × 10¹⁰

Factors of 13897313640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3188

Divisors of 13897313640

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 19 20 21 24 27 28 30 31 35 36 38 40 42 45 54 56 57 60 62 63 70 72 76 84 90 93 95 105 108 114 120 124 126 133 135 140 152 155 168 171 180 186 189 190 210 216 217 228 248 252 266 270 279 280 285 310 315 342 360 372 378 380 399 420 434 456 465 504 513 532 540 558 570 589 620 630 651 665 684 744 756 760 798 837 840 855 868 930 945 1026 1064 1080 1085 1116 1140 1178 1197 1240 1260 1302 1330 1368 1395 1512 1596 1674 1710 1736 1767 1860 1890 1953 1995 2052 2170 2232 2280 2356 2394 2520 2565 2604 2660 2790 2945 3121 3192 3255 3348 3420 3534 3591 3720 3780 3906 3990 4104 4123 4185 4340 4712 4788 5130 5208 5301 5320 5580 5859 5890 5985 6242 6510 6696 6840 7068 7182 7560 7812 7980 8246 8370 8680 8835 9363 9576 9765 10260 10602 11160 11718 11780 11970 12369 12484 13020 14136 14364 15605 15624 15903 15960 16492 16740 17670 17955 18726 19530 20520 20615 21204 21847 23436 23560 23940 24738 24968 26040 26505 28089 28728 29295 31210 31806 32984 33480 35340 35910 37107 37452 39060 41230 42408 43694 46815 46872 47880 49476 53010 56178 58590 59299 61845 62420 63612 65541 70680 71820 74214 74904 78120 79515 82460 84267 87388 93630 96751 98952 106020 109235 111321 112356 117180 118598 123690 124840 127224 131082 140445 143640 148428 159030 164920 168534 174776 177897 185535 187260 193502 196623 212040 218470 222642 224712 234360 237196 247380 262164 280890 290253 296495 296856 318060 327705 337068 355794 371070 374520 387004 393246 415093 421335 436940 445284 474392 483755 494760 524328 533691 556605 561780 580506 589869 592990 636120 655410 674136 677257 711588 742140 774008 786492 830186 842670 870759 873880 889485 890568 967510 983115 1067382 1113210 1123560 1161012 1179738 1185980 1245279 1310820 1354514 1423176 1451265 1484280 1572984 1601073 1660372 1685340 1741518 1778970 1838269 1935020 1966230 2031771 2075465 2134764 2226420 2322024 2359476 2371960 2490558 2612277 2621640 2668455 2709028 2902530 2949345 3202146 3320744 3370680 3386285 3483036 3557940 3676538 3735837 3870040 3932460 4063542 4150930 4269528 4353795 4452840 4718952 4981116 5224554 5336910 5418056 5514807 5805060 5898690 6095313 6226395 6404292 6772570 6966072 7115880 7353076 7471674 7864920 8005365 8127084 8301860 8707590 9191345 9962232 10158855 10449108 10673820 11029614 11207511 11610120 11797380 12190626 12452790 12808584 12867883 13061385 13545140 14706152 14943348 16010730 16254168 16544421 16603720 17415180 18285939 18382690 18679185 20317710 20898216 21347640 22059228 22415022 23594760 24381252 24905580 25735766 26122770 27090280 27574035 29886696 30476565 32021460 33088842 34830360 36571878 36765380 37358370 38603649 40635420 44118456 44830044 48762504 49633263 49811160 51471532 52245540 55148070 56037555 60953130 64042920 64339415 66177684 73143756 73530760 74716740 77207298 81270840 82722105 89660088 91429695 99266526 102943064 104491080 110296140 112075110 115810947 121906260 128678830 132355368 146287512 149433480 154414596 165444210 182859390 193018245 198533052 220592280 224150220 231621894 243812520 248166315 257357660 308829192 330888420 347432841 365718780 386036490 397066104 448300440 463243788 496332630 514715320 579054735 661776840 694865682 731437560 772072980 926487576 992665260 1158109470 1389731364 1544145960 1737164205 1985330520 2316218940 2779462728 3474328410 4632437880 6948656820 13897313640
• Sum of all divisors σ(n): 57544704000
• Sum of proper divisors (its aliquot sum) s(n): 43647390360
• 13897313640 is an abundant number, because the sum of its proper divisors (43647390360) is greater than itself. Its abundance is 29750076720

Bases of 13897313640

• Binary: 1100111100010110000010110101101000₂
• Hexadecimal: 0x33C582D68
• Base-36: 6DU3NU0

Squares and roots of 13897313640

• 13897313640 squared (13897313640²) is 193135326408530049600
• 13897313640 cubed (13897313640³) is 2684062206063116870655956544000
• The square root of 13897313640 is 117886.8679709493
• The cube root of 13897313640 is 2404.2352093545

Scales and comparisons

• 13,897,313,640 seconds is equal to 441 years, 46 weeks, 2 days, 12 hours, 54 minutes.
• To count from 1 to 13,897,313,640 would take you about eight 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 13897313640 cubic inches would be around 200.4 feet tall.

Recreational maths with 13897313640

• 13897313640 backwards is 04631379831
• 13897313640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13897313640's digits is 45
• More coming soon!