489986236872

Names of 489986236872

• Cardinal: 489986236872 can be written as Four hundred eighty-nine billion, nine hundred eighty-six million, two hundred thirty-six thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 4.89986236872 × 10¹¹

Factors of 489986236872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 100

Divisors of 489986236872

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 17 18 22 24 33 34 36 44 51 66 67 68 72 88 99 102 121 132 134 136 153 187 198 201 204 242 264 268 306 363 374 396 402 408 484 536 561 603 612 726 737 748 792 804 968 1089 1122 1139 1206 1224 1331 1452 1474 1496 1608 1683 2057 2178 2211 2244 2278 2412 2662 2904 2948 3366 3417 3993 4114 4356 4422 4488 4489 4556 4824 5324 5896 6171 6633 6732 6834 7986 8107 8228 8712 8844 8978 9112 10251 10648 11979 12342 12529 13266 13464 13467 13668 15972 16214 16456 17688 17956 18513 20502 22627 23958 24321 24684 25058 26532 26934 27336 31944 32428 35912 37026 37587 40401 41004 45254 47916 48642 49368 49379 50116 53064 53868 64856 67881 72963 74052 75174 76313 80802 82008 89177 90508 95832 97284 98758 100232 107736 112761 135762 137819 145926 148104 148137 150348 152626 161604 178354 181016 194568 197516 203643 225522 228939 267531 271524 275638 291852 296274 300696 300763 305252 323208 356708 395032 407286 413457 444411 451044 457878 535062 543048 543169 551276 583704 592548 601526 610504 686817 713416 802593 814572 826914 839443 888822 902088 902289 915756 1070124 1086338 1102552 1185096 1203052 1240371 1373634 1516009 1605186 1629144 1629507 1653828 1678886 1777644 1804578 1831512 2140248 2172676 2406104 2480742 2518329 2706867 2747268 3032018 3210372 3259014 3307656 3308393 3357772 3555288 3609156 4345352 4548027 4888521 4961484 5036658 5112971 5413734 5494536 5974859 6064036 6420744 6518028 6616786 6715544 7218312 7554987 9096054 9233873 9777042 9922968 9925179 10073316 10225942 10827468 11949718 12128072 13036056 13233572 13644081 15109974 15338913 17924577 18192108 18467746 19554084 19850358 20146632 20451884 21654936 23899436 26467144 27288162 27701619 29775537 30219948 30677826 35849154 36384216 36392323 36935492 39108168 39700716 40903768 46016739 47798872 53773731 54576324 55403238 56242681 59551074 60439896 61355652 71698308 72784646 73870984 79401432 83104857 92033478 101572603 107547462 109152648 109176969 110806476 112485362 119102148 122711304 143396616 145569292 166209714 168728043 184066956 203145206 215094924 218353938 221612952 224970724 238204296 291138584 304717809 327530907 332419428 337456086 368133912 400315553 406290412 430189848 436707876 449941448 506184129 609435618 618669491 655061814 664838856 674912172 800631106 812580824 873415752 914153427 1012368258 1200946659 1218871236 1237338982 1310123628 1349824344 1601262212 1828306854 1856008473 2024736516 2401893318 2437742472 2474677964 2620247256 3202524424 3602839977 3656613708 3712016946 4049473032 4803786636 4949355928 5568025419 6805364401 7205679954 7313227416 7424033892 9607573272 11136050838 13610728802 14411359908 14848067784 20416093203 22272101676 27221457604 28822719816 40832186406 44544203352 54442915208 61248279609 81664372812 122496559218 163328745624 244993118436 489986236872
• Sum of all divisors σ(n): 1568929564800
• Sum of proper divisors (its aliquot sum) s(n): 1078943327928
• 489986236872 is an abundant number, because the sum of its proper divisors (1078943327928) is greater than itself. Its abundance is 588957091056

Bases of 489986236872

• Binary: 111001000010101011101001010000111001000₂
• Hexadecimal: 0x721574A1C8
• Base-36: 693H5K20

Squares and roots of 489986236872

• 489986236872 squared (489986236872²) is 240086512323983692344384
• 489986236872 cubed (489986236872³) is 117639086697351820683720511622926848
• The square root of 489986236872 is 699990.1691252527
• The cube root of 489986236872 is 7883.6613495867

Scales and comparisons

• 489,986,236,872 seconds is equal to 15,580 years, 2 weeks, 3 days, 1 minute, 12 seconds.
• To count from 1 to 489,986,236,872 would take you about thirty-one thousand, one hundred sixty 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 489986236872 cubic inches would be around 657 feet tall.

Recreational maths with 489986236872

• 489986236872 backwards is 278632689984
• 489986236872 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 489986236872's digits is 72
• More coming soon!