21401998848

Names of 21401998848

• Cardinal: 21401998848 can be written as Twenty-one billion, four hundred one million, nine hundred ninety-eight thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 2.1401998848 × 10¹⁰

Factors of 21401998848

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 354

Divisors of 21401998848

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 72 76 81 96 108 114 128 144 152 157 162 171 173 192 216 228 256 288 304 314 324 342 346 384 432 456 471 512 513 519 576 608 628 648 684 692 768 864 912 942 1026 1038 1152 1216 1256 1296 1368 1384 1413 1536 1539 1557 1728 1824 1884 2052 2076 2304 2432 2512 2592 2736 2768 2826 2983 3078 3114 3287 3456 3648 3768 4104 4152 4239 4608 4671 4864 5024 5184 5472 5536 5652 5966 6156 6228 6574 6912 7296 7536 8208 8304 8478 8949 9342 9728 9861 10048 10368 10944 11072 11304 11932 12312 12456 12717 13148 13824 14013 14592 15072 16416 16608 16956 17898 18684 19722 20096 20736 21888 22144 22608 23864 24624 24912 25434 26296 26847 27161 28026 29184 29583 30144 32832 33216 33912 35796 37368 39444 40192 41472 43776 44288 45216 47728 49248 49824 50868 52592 53694 54322 56052 59166 60288 65664 66432 67824 71592 74736 78888 80384 80541 81483 87552 88576 88749 90432 95456 98496 99648 101736 105184 107388 108644 112104 118332 120576 131328 132864 135648 143184 149472 157776 161082 162966 177498 180864 190912 196992 199296 203472 210368 214776 217288 224208 236664 241152 241623 244449 262656 265728 266247 271296 286368 298944 315552 322164 325932 354996 361728 381824 393984 398592 406944 420736 429552 434576 448416 473328 483246 488898 516059 532494 542592 572736 597888 631104 644328 651864 709992 723456 733347 763648 787968 797184 813888 841472 859104 869152 896832 946656 966492 977796 1032118 1064988 1085184 1145472 1195776 1262208 1288656 1303728 1419984 1466694 1527296 1548177 1627776 1682944 1718208 1738304 1793664 1893312 1932984 1955592 2064236 2129976 2170368 2200041 2290944 2391552 2524416 2577312 2607456 2839968 2933388 3096354 3255552 3436416 3476608 3587328 3786624 3865968 3911184 4128472 4259952 4400082 4581888 4644531 5048832 5154624 5214912 5679936 5866776 6192708 6511104 6872832 6953216 7174656 7573248 7731936 7822368 8256944 8519904 8800164 9289062 10309248 10429824 11359872 11733552 12385416 13745664 13906432 13933593 15146496 15463872 15644736 16513888 17039808 17600328 18578124 20618496 20859648 22719744 23467104 24770832 27867186 30927744 31289472 33027776 34079616 35200656 37156248 41236992 41719296 41800779 45439488 46934208 49541664 55734372 61855488 62578944 66055552 68159232 70401312 74312496 83601558 93868416 99083328 111468744 123710976 125157888 132111104 136318464 140802624 148624992 167203116 187736832 198166656 222937488 264222208 281605248 297249984 334406232 375473664 396333312 445874976 563210496 594499968 668812464 792666624 891749952 1126420992 1188999936 1337624928 1783499904 2377999872 2675249856 3566999808 5350499712 7133999616 10700999424 21401998848
• Sum of all divisors σ(n): 68060844720
• Sum of proper divisors (its aliquot sum) s(n): 46658845872
• 21401998848 is an abundant number, because the sum of its proper divisors (46658845872) is greater than itself. Its abundance is 25256847024

Bases of 21401998848

• Binary: 10011111011101010001001011000000000₂
• Hexadecimal: 0x4FBA89600
• Base-36: 9TY7400

Squares and roots of 21401998848

• 21401998848 squared (21401998848²) is 458045554689793327104
• 21401998848 cubed (21401998848³) is 9803090433802477784037895176192
• The square root of 21401998848 is 146294.2201455683
• The cube root of 21401998848 is 2776.4175361015

Scales and comparisons

• 21,401,998,848 seconds is equal to 680 years, 26 weeks, 6 days, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 21,401,998,848 would take you about one thousand, three hundred sixty-one 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 21401998848 cubic inches would be around 231.4 feet tall.

Recreational maths with 21401998848

• 21401998848 backwards is 84889910412
• 21401998848 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21401998848's digits is 54
• More coming soon!