20998225920

Names of 20998225920

• Cardinal: 20998225920 can be written as Twenty billion, nine hundred ninety-eight million, two hundred twenty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.099822592 × 10¹⁰

Factors of 20998225920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 393

Divisors of 20998225920

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 28 30 32 34 35 40 42 48 51 56 60 64 68 70 80 84 85 96 102 105 112 119 120 128 136 140 160 168 170 192 204 210 224 238 240 255 256 272 280 320 336 340 357 359 384 408 420 448 476 480 510 512 544 560 595 640 672 680 714 718 768 816 840 896 952 960 1020 1024 1077 1088 1120 1190 1280 1344 1360 1428 1436 1536 1632 1680 1785 1792 1795 1904 1920 2040 2048 2154 2176 2240 2380 2513 2560 2688 2720 2856 2872 3072 3264 3360 3570 3584 3590 3808 3840 4080 4096 4308 4352 4480 4760 5026 5120 5376 5385 5440 5712 5744 6103 6144 6528 6720 7140 7168 7180 7539 7616 7680 8160 8192 8616 8704 8960 9520 10052 10240 10752 10770 10880 11424 11488 12206 12288 12565 13056 13440 14280 14336 14360 15078 15232 15360 16320 16384 17232 17408 17920 18309 19040 20104 20480 21504 21540 21760 22848 22976 24412 24576 25130 26112 26880 28560 28672 28720 30156 30464 30515 30720 32640 32768 34464 34816 35840 36618 37695 38080 40208 40960 42721 43008 43080 43520 45696 45952 48824 49152 50260 52224 53760 57120 57344 57440 60312 60928 61030 61440 65280 68928 69632 71680 73236 75390 76160 80416 81920 85442 86016 86160 87040 91392 91545 91904 97648 98304 100520 104448 107520 114240 114688 114880 120624 121856 122060 122880 128163 130560 137856 139264 143360 146472 150780 152320 160832 163840 170884 172032 172320 174080 182784 183090 183808 195296 201040 208896 213605 215040 228480 229376 229760 241248 243712 244120 245760 256326 261120 275712 278528 286720 292944 301560 304640 321664 341768 344064 344640 348160 365568 366180 367616 390592 402080 417792 427210 430080 456960 459520 482496 487424 488240 491520 512652 522240 551424 557056 573440 585888 603120 609280 640815 643328 683536 688128 689280 696320 731136 732360 735232 781184 804160 835584 854420 860160 913920 919040 964992 974848 976480 1025304 1044480 1102848 1146880 1171776 1206240 1218560 1281630 1286656 1367072 1378560 1392640 1462272 1464720 1470464 1562368 1608320 1671168 1708840 1720320 1827840 1838080 1929984 1949696 1952960 2050608 2088960 2205696 2343552 2412480 2437120 2563260 2573312 2734144 2757120 2785280 2924544 2929440 2940928 3124736 3216640 3417680 3440640 3655680 3676160 3859968 3899392 3905920 4101216 4177920 4411392 4687104 4824960 4874240 5126520 5146624 5468288 5514240 5849088 5858880 5881856 6249472 6433280 6835360 7311360 7352320 7719936 7811840 8202432 8355840 8822784 9374208 9649920 9748480 10253040 10293248 10936576 11028480 11698176 11717760 11763712 12498944 12866560 13670720 14622720 14704640 15439872 15623680 16404864 17645568 18748416 19299840 19496960 20506080 20586496 21873152 22056960 23435520 24997888 25733120 27341440 29245440 29409280 30879744 31247360 32809728 35291136 37496832 38599680 41012160 41172992 43746304 44113920 46871040 49995776 51466240 54682880 58490880 58818560 61759488 62494720 65619456 74993664 77199360 82024320 82345984 87492608 88227840 93742080 99991552 102932480 109365760 123518976 124989440 131238912 149987328 154398720 164048640 174985216 176455680 187484160 199983104 205864960 218731520 247037952 249978880 262477824 299974656 308797440 328097280 349970432 374968320 411729920 437463040 499957760 524955648 599949312 617594880 656194560 699940864 749936640 874926080 999915520 1049911296 1235189760 1312389120 1399881728 1499873280 1749852160 2099822592 2624778240 2999746560 3499704320 4199645184 5249556480 6999408640 10499112960 20998225920
• Sum of all divisors σ(n): 81536025600
• Sum of proper divisors (its aliquot sum) s(n): 60537799680
• 20998225920 is an abundant number, because the sum of its proper divisors (60537799680) is greater than itself. Its abundance is 39539573760

Bases of 20998225920

• Binary: 10011100011100101111000000000000000₂
• Hexadecimal: 0x4E3978000
• Base-36: 9N9SUTC

Squares and roots of 20998225920

• 20998225920 squared (20998225920²) is 440925491787359846400
• 20998225920 cubed (20998225920³) is 9258653090438086655043698688000
• The square root of 20998225920 is 144907.6461750725
• The cube root of 20998225920 is 2758.8464828885

Scales and comparisons

• 20,998,225,920 seconds is equal to 667 years, 35 weeks, 2 days, 32 minutes.
• To count from 1 to 20,998,225,920 would take you about one thousand, three hundred thirty-five 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 20998225920 cubic inches would be around 229.9 feet tall.

Recreational maths with 20998225920

• 20998225920 backwards is 02952289902
• 20998225920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20998225920's digits is 48
• More coming soon!