128836695120

Names of 128836695120

• Cardinal: 128836695120 can be written as One hundred twenty-eight billion, eight hundred thirty-six million, six hundred ninety-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.2883669512 × 10¹¹

Factors of 128836695120

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1280

Divisors of 128836695120

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 23 24 28 30 35 40 42 46 48 53 56 60 69 70 80 84 92 105 106 112 115 120 138 140 159 161 168 184 210 212 230 240 265 276 280 318 322 336 345 368 371 420 424 460 483 530 552 560 636 644 690 742 795 805 840 848 920 966 1060 1104 1113 1187 1219 1272 1288 1380 1484 1590 1610 1680 1840 1855 1932 2120 2226 2374 2415 2438 2544 2576 2760 2809 2968 3180 3220 3561 3657 3710 3864 4240 4452 4748 4830 4876 5520 5565 5618 5935 5936 6095 6360 6440 7122 7314 7420 7728 8309 8427 8533 8904 9496 9660 9752 11130 11236 11870 12190 12720 12880 14045 14244 14628 14840 16618 16854 17066 17805 17808 18285 18992 19320 19504 19663 22260 22472 23740 24380 24927 25599 27301 28090 28488 29256 29680 33236 33708 34132 35610 36570 38640 39326 41545 42135 42665 44520 44944 47480 48760 49854 51198 54602 56180 56976 58512 58989 62911 64607 66472 67416 68264 71220 73140 78652 81903 83090 84270 85330 89040 94960 97520 98315 99708 102396 109204 112360 117978 124635 125822 127995 129214 132944 134832 136505 136528 142440 146280 157304 163806 166180 168540 170660 188733 191107 193821 196630 199416 204792 218408 224720 235956 249270 251644 255990 258428 273010 284880 292560 294945 314555 314608 323035 327612 332360 337080 341320 377466 382214 387642 393260 398832 409515 409584 436816 440377 452249 471912 498540 503288 511980 516856 546020 573321 589890 629110 646070 655224 664720 674160 682640 754932 764428 775284 786520 819030 880754 904498 943665 943824 955535 969105 997080 1006576 1023960 1033712 1092040 1146642 1179780 1258220 1292140 1310448 1321131 1356747 1446953 1509864 1528856 1550568 1573040 1638060 1761508 1808996 1887330 1911070 1938210 1994160 2047920 2184080 2201885 2261245 2293284 2359560 2516440 2584280 2642262 2713494 2866605 2893906 3019728 3057712 3101136 3276120 3334283 3523016 3617992 3774660 3822140 3876420 4340859 4403770 4522490 4586568 4719120 5032880 5168560 5284524 5426988 5733210 5787812 6552240 6605655 6668566 6783735 7046032 7234765 7235984 7549320 7644280 7752840 8681718 8807540 9044980 9173136 10002849 10128671 10569048 10853976 11466420 11575624 13211310 13337132 13567470 14469530 15098640 15288560 15505680 16671415 17363436 17615080 18089960 20005698 20257342 21138096 21704295 21707952 22932840 23151248 23339981 26422620 26674264 27134940 28939060 30386013 33342830 34726872 35230160 36179920 40011396 40514684 43408590 45865680 46679962 50014245 50643355 52845240 53348528 54269880 57878120 60772026 66685660 69453744 70019943 76688509 80022792 81029368 86817180 93359924 100028490 101286710 105690480 108539760 115756240 116699905 121544052 133371320 140039886 151930065 153377018 160045584 162058736 173634360 186719848 200056980 202573420 230065527 233399810 243088104 266742640 280079772 303860130 306754036 347268720 350099715 373439696 383442545 400113960 405146840 460131054 466799620 486176208 536819563 560159544 607720260 613508072 700199430 766885090 800227920 810293680 920262108 933599240 1073639126 1120319088 1150327635 1215440520 1227016144 1400398860 1533770180 1610458689 1840524216 1867198480 2147278252 2300655270 2430881040 2684097815 2800797720 3067540360 3220917378 3681048432 4294556504 4601310540 5368195630 5601595440 6135080720 6441834756 8052293445 8589113008 9202621080 10736391260 12883669512 16104586890 18405242160 21472782520 25767339024 32209173780 42945565040 64418347560 128836695120
• Sum of all divisors σ(n): 485860902912
• Sum of proper divisors (its aliquot sum) s(n): 357024207792
• 128836695120 is an abundant number, because the sum of its proper divisors (357024207792) is greater than itself. Its abundance is 228187512672

Bases of 128836695120

• Binary: 1110111111111010000111111010001010000₂
• Hexadecimal: 0x1DFF43F450
• Base-36: 1N6Q1I6O

Squares and roots of 128836695120

• 128836695120 squared (128836695120²) is 16598894009443831814400
• 128836695120 cubed (128836695120³) is 2138546646823909360236409225728000
• The square root of 128836695120 is 358938.2887349857
• The cube root of 128836695120 is 5050.6412951561

Scales and comparisons

• 128,836,695,120 seconds is equal to 4,096 years, 31 weeks, 4 days, 10 hours, 52 minutes.
• To count from 1 to 128,836,695,120 would take you about eight thousand, one hundred ninety-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 128836695120 cubic inches would be around 420.9 feet tall.

Recreational maths with 128836695120

• 128836695120 backwards is 021596638821
• The number of decimal digits it has is: 12
• The sum of 128836695120's digits is 51
• More coming soon!