138684761250

Names of 138684761250

• Cardinal: 138684761250 can be written as One hundred thirty-eight billion, six hundred eighty-four million, seven hundred sixty-one thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.3868476125 × 10¹¹

Factors of 138684761250

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 301

Divisors of 138684761250

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 25 30 35 42 49 50 70 73 75 98 105 125 146 147 150 175 210 211 219 245 250 294 343 350 365 375 422 438 490 511 525 625 633 686 730 735 750 875 1022 1029 1050 1055 1095 1225 1250 1266 1470 1477 1533 1715 1750 1825 1875 2058 2110 2190 2401 2450 2555 2625 2954 3066 3165 3430 3577 3650 3675 3750 4375 4431 4802 5110 5145 5250 5275 5475 6125 6330 7154 7203 7350 7385 7665 8575 8750 8862 9125 10290 10339 10550 10731 10950 12005 12250 12775 13125 14406 14770 15330 15403 15825 17150 17885 18250 18375 20678 21462 22155 24010 25039 25550 25725 26250 26375 27375 30625 30806 31017 31650 35770 36015 36750 36925 38325 42875 44310 45625 46209 50078 51450 51695 52750 53655 54750 60025 61250 62034 63875 72030 72373 73850 75117 76650 77015 79125 85750 89425 91250 91875 92418 103390 107310 107821 110775 120050 125195 127750 128625 131875 136875 144746 150234 154030 155085 158250 175273 178850 180075 183750 184625 191625 214375 215642 217119 221550 231045 250390 257250 258475 263750 268275 273750 300125 310170 319375 323463 350546 360150 361865 369250 375585 383250 385075 395625 428750 434238 447125 462090 506611 516950 525819 536550 539105 553875 600250 625975 638750 643125 646926 723730 751170 754747 770150 775425 791250 876365 894250 900375 923125 958125 1013222 1051638 1078210 1085595 1107750 1155225 1251950 1286250 1292375 1341375 1500625 1509494 1519833 1550850 1617315 1752730 1800750 1809325 1846250 1877925 1916250 1925375 2171190 2235625 2264241 2310450 2533055 2584750 2629095 2682750 2695525 2769375 3001250 3039666 3129875 3234630 3618650 3755850 3773735 3850750 3877125 4381825 4471250 4501875 4528482 5066110 5258190 5283229 5391050 5427975 5538750 5776125 6259750 6461875 6706875 7547470 7599165 7754250 8086575 8763650 9003750 9046625 9389625 9626875 10566458 10855950 11321205 11552250 12665275 12923750 13145475 13413750 13477625 15198330 15649375 15849687 16173150 18093250 18779250 18868675 19253750 19385625 21909125 22642410 25330550 26290950 26416145 26955250 27139875 28880625 31298750 31699374 36982603 37737350 37995825 38771250 40432875 43818250 45233125 46948125 52832290 54279750 56606025 57761250 63326375 65727375 67388125 73965206 75991650 79248435 80865750 90466250 93896250 94343375 109545625 110947809 113212050 126652750 131454750 132080725 134776250 135699375 158496870 184913015 188686750 189979125 202164375 219091250 221895618 264161450 271398750 283030125 316631875 328636875 369826030 379958250 396242175 404328750 471716875 554739045 566060250 633263750 657273750 660403625 792484350 924565075 943433750 949895625 1109478090 1320807250 1415150625 1849130150 1899791250 1981210875 2773695225 2830301250 3302018125 3962421750 4622825375 5547390450 6604036250 9245650750 9906054375 13868476125 19812108750 23114126875 27736952250 46228253750 69342380625 138684761250
• Sum of all divisors σ(n): 411825248736
• Sum of proper divisors (its aliquot sum) s(n): 273140487486
• 138684761250 is an abundant number, because the sum of its proper divisors (273140487486) is greater than itself. Its abundance is 134455726236

Bases of 138684761250

• Binary: 10000001001010010000011000010010100010₂
• Hexadecimal: 0x204A4184A2
• Base-36: 1RPLBQN6

Squares and roots of 138684761250

• 138684761250 squared (138684761250²) is 19233463002969501562500
• 138684761250 cubed (138684761250³) is 2667388224577533365226814453125000
• The square root of 138684761250 is 372404.0295834621
• The cube root of 138684761250 is 5176.1825111653

Scales and comparisons

• 138,684,761,250 seconds is equal to 4,409 years, 38 weeks, 5 days, 16 hours, 47 minutes, 30 seconds.
• To count from 1 to 138,684,761,250 would take you about eight thousand, eight hundred nineteen 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 138684761250 cubic inches would be around 431.3 feet tall.

Recreational maths with 138684761250

• 138684761250 backwards is 052167486831
• The number of decimal digits it has is: 12
• The sum of 138684761250's digits is 51
• More coming soon!