28998266880

Names of 28998266880

• Cardinal: 28998266880 can be written as Twenty-eight billion, nine hundred ninety-eight million, two hundred sixty-six thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.899826688 × 10¹⁰

Factors of 28998266880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 529

Divisors of 28998266880

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 107 110 120 128 132 160 165 176 192 214 220 240 256 264 320 321 330 352 384 401 428 440 480 512 528 535 640 642 660 704 768 802 856 880 960 1024 1056 1070 1177 1203 1280 1284 1320 1408 1536 1604 1605 1712 1760 1920 2005 2048 2112 2140 2354 2406 2560 2568 2640 2816 3072 3208 3210 3424 3520 3531 3840 4010 4096 4224 4280 4411 4708 4812 5120 5136 5280 5632 5885 6015 6144 6416 6420 6848 7040 7062 7680 8020 8448 8560 8822 9416 9624 10240 10272 10560 11264 11770 12030 12288 12832 12840 13233 13696 14080 14124 15360 16040 16896 17120 17644 17655 18832 19248 20480 20544 21120 22055 22528 23540 24060 25664 25680 26466 27392 28160 28248 30720 32080 33792 34240 35288 35310 37664 38496 41088 42240 42907 44110 45056 47080 48120 51328 51360 52932 54784 56320 56496 61440 64160 66165 67584 68480 70576 70620 75328 76992 82176 84480 85814 88220 94160 96240 102656 102720 105864 109568 112640 112992 128320 128721 132330 135168 136960 141152 141240 150656 153984 164352 168960 171628 176440 188320 192480 205312 205440 211728 214535 219136 225280 225984 256640 257442 264660 273920 282304 282480 301312 307968 328704 337920 343256 352880 376640 384960 410624 410880 423456 429070 438272 451968 471977 513280 514884 529320 547840 564608 564960 602624 615936 643605 657408 675840 686512 705760 753280 769920 821248 821760 846912 858140 903936 943954 1026560 1029768 1058640 1095680 1129216 1129920 1205248 1231872 1287210 1314816 1373024 1411520 1415931 1506560 1539840 1642496 1643520 1693824 1716280 1807872 1887908 2053120 2059536 2117280 2191360 2258432 2259840 2359885 2410496 2463744 2574420 2746048 2823040 2831862 3013120 3079680 3287040 3387648 3432560 3615744 3775816 4106240 4119072 4234560 4516864 4519680 4719770 4820992 4927488 5148840 5492096 5646080 5663724 6026240 6159360 6574080 6775296 6865120 7079655 7231488 7551632 8212480 8238144 8469120 9033728 9039360 9439540 10297680 10984192 11292160 11327448 12052480 12318720 13550592 13730240 14159310 14462976 15103264 16476288 16938240 18067456 18078720 18879080 20595360 21968384 22584320 22654896 24104960 24637440 27101184 27460480 28318620 30206528 32952576 33876480 36157440 37758160 41190720 43936768 45168640 45309792 54202368 54920960 56637240 60413056 65905152 67752960 72314880 75516320 82381440 87873536 90337280 90619584 109841920 113274480 120826112 131810304 135505920 151032640 164762880 175747072 181239168 219683840 226548960 241652224 263620608 271011840 302065280 329525760 362478336 439367680 453097920 483304448 527241216 604130560 659051520 724956672 878735360 906195840 966608896 1208261120 1318103040 1449913344 1812391680 1933217792 2416522240 2636206080 2899826688 3624783360 4833044480 5799653376 7249566720 9666088960 14499133440 28998266880
• Sum of all divisors σ(n): 102418691328
• Sum of proper divisors (its aliquot sum) s(n): 73420424448
• 28998266880 is an abundant number, because the sum of its proper divisors (73420424448) is greater than itself. Its abundance is 44422157568

Bases of 28998266880

• Binary: 11011000000011011100111000000000000₂
• Hexadecimal: 0x6C06E7000
• Base-36: DBKTHXC

Squares and roots of 28998266880

• 28998266880 squared (28998266880²) is 840899482043704934400
• 28998266880 cubed (28998266880³) is 24384627599557123511704092672000
• The square root of 28998266880 is 170288.7749677001
• The cube root of 28998266880 is 3072.2556210903

Scales and comparisons

• 28,998,266,880 seconds is equal to 922 years, 2 weeks, 6 days, 2 hours, 8 minutes.
• To count from 1 to 28,998,266,880 would take you about one thousand, eight hundred forty-four 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 28998266880 cubic inches would be around 256 feet tall.

Recreational maths with 28998266880

• 28998266880 backwards is 08866289982
• 28998266880 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28998266880's digits is 66
• More coming soon!