12813755400

Names of 12813755400

• Cardinal: 12813755400 can be written as Twelve billion, eight hundred thirteen million, seven hundred fifty-five thousand, four hundred.

Scientific notation

• Scientific notation: 1.28137554 × 10¹⁰

Factors of 12813755400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13490

Divisors of 12813755400

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 25 30 36 40 45 46 50 60 69 72 75 90 92 100 115 120 138 150 180 184 200 207 225 230 276 300 345 360 414 450 460 529 552 575 600 690 828 900 920 1035 1058 1150 1380 1587 1656 1725 1800 2070 2116 2300 2645 2760 3174 3450 4140 4232 4600 4761 5175 5290 6348 6900 7935 8280 9522 10350 10580 12696 13225 13457 13800 15870 19044 20700 21160 23805 26450 26914 31740 38088 39675 40371 41400 47610 52900 53828 63480 67285 79350 80742 95220 105800 107656 119025 121113 134570 158700 161484 190440 201855 238050 242226 269140 309511 317400 322968 336425 403710 476100 484452 538280 605565 619022 672850 807420 928533 952200 968904 1009275 1211130 1238044 1345700 1547555 1614840 1857066 2018550 2422260 2476088 2691400 2785599 3027825 3095110 3714132 4037100 4642665 4844520 5571198 6055650 6190220 7118753 7428264 7737775 8074200 9285330 11142396 12111300 12380440 13927995 14237506 15475550 18570660 21356259 22284792 23213325 24222600 27855990 28475012 30951100 35593765 37141320 42712518 46426650 55711980 56950024 61902200 64068777 69639975 71187530 85425036 92853300 106781295 111423960 128137554 139279950 142375060 170850072 177968825 185706600 213562590 256275108 278559900 284750120 320343885 355937650 427125180 512550216 533906475 557119800 640687770 711875300 854250360 1067812950 1281375540 1423750600 1601719425 2135625900 2562751080 3203438850 4271251800 6406877700 12813755400
• Sum of all divisors σ(n): 44988546330
• Sum of proper divisors (its aliquot sum) s(n): 32174790930
• 12813755400 is an abundant number, because the sum of its proper divisors (32174790930) is greater than itself. Its abundance is 19361035530

Bases of 12813755400

• Binary: 1011111011110000100110010000001000₂
• Hexadecimal: 0x2FBC26408
• Base-36: 5VWZ8Y0

Squares and roots of 12813755400

• 12813755400 squared (12813755400²) is 164192327451029160000
• 12813755400 cubed (12813755400³) is 2103920322514193134507464000000
• The square root of 12813755400 is 113197.8595203991
• The cube root of 12813755400 is 2340.0518287885

Scales and comparisons

• 12,813,755,400 seconds is equal to 407 years, 22 weeks, 5 days, 8 hours, 30 minutes.
• To count from 1 to 12,813,755,400 would take you about eight hundred fourteen 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 12813755400 cubic inches would be around 195 feet tall.

Recreational maths with 12813755400

• 12813755400 backwards is 00455731821
• 12813755400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12813755400's digits is 36
• More coming soon!