21400357248

Names of 21400357248

• Cardinal: 21400357248 can be written as Twenty-one billion, four hundred million, three hundred fifty-seven thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 2.1400357248 × 10¹⁰

Factors of 21400357248

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1050

Divisors of 21400357248

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 19 24 27 32 34 36 38 48 51 54 57 64 68 72 76 96 102 108 114 128 136 144 152 153 171 192 204 216 228 272 288 304 306 323 342 361 384 408 432 456 459 513 544 576 608 612 646 684 722 816 864 912 918 969 1009 1026 1083 1088 1152 1216 1224 1292 1368 1444 1632 1728 1824 1836 1938 2018 2052 2166 2176 2432 2448 2584 2736 2888 2907 3027 3249 3264 3456 3648 3672 3876 4036 4104 4332 4896 5168 5472 5776 5814 6054 6137 6498 6528 7296 7344 7752 8072 8208 8664 8721 9081 9747 9792 10336 10944 11552 11628 12108 12274 12996 14688 15504 16144 16416 17153 17328 17442 18162 18411 19171 19494 19584 20672 21888 23104 23256 24216 24548 25992 27243 29376 31008 32288 32832 34306 34656 34884 36324 36822 38342 38988 41344 46208 46512 48432 49096 51459 51984 54486 55233 57513 58752 62016 64576 65664 68612 69312 69768 72648 73644 76684 77976 93024 96864 98192 102918 103968 108972 110466 115026 124032 129152 137224 138624 139536 145296 147288 153368 154377 155952 165699 172539 186048 193728 196384 205836 207936 217944 220932 230052 274448 279072 290592 294576 306736 308754 311904 325907 331398 345078 364249 372096 387456 392768 411672 415872 435888 441864 460104 463131 517617 548896 558144 581184 589152 613472 617508 623808 651814 662796 690156 728498 785536 823344 871776 883728 920208 926262 977721 1035234 1092747 1097792 1116288 1162368 1178304 1226944 1235016 1247616 1303628 1325592 1380312 1456996 1646688 1743552 1767456 1840416 1852524 1955442 2070468 2185494 2195584 2356608 2453888 2470032 2607256 2651184 2760624 2913992 2933163 3278241 3293376 3487104 3534912 3680832 3705048 3910884 4140936 4370988 4940064 5214512 5302368 5521248 5827984 5866326 6192233 6556482 6586752 7069824 7361664 7410096 7821768 8281872 8741976 8799489 9834723 9880128 10429024 10604736 11042496 11655968 11732652 12384466 13112964 14820192 15643536 16563744 17483952 17598978 18576699 19669446 19760256 20858048 21209472 22084992 23311936 23465304 24768932 26225928 29640384 31287072 33127488 34967904 35197956 37153398 39338892 41716096 46623872 46930608 49537864 52451856 55730097 59280768 62574144 66254976 69935808 70395912 74306796 78677784 93861216 99075728 104903712 111460194 125148288 139871616 140791824 148613592 157355568 167190291 187722432 198151456 209807424 222920388 281583648 297227184 314711136 334380582 375444864 396302912 419614848 445840776 563167296 594454368 629422272 668761164 792605824 891681552 1126334592 1188908736 1258844544 1337522328 1783363104 2377817472 2675044656 3566726208 5350089312 7133452416 10700178624 21400357248
• Sum of all divisors σ(n): 70651116000
• Sum of proper divisors (its aliquot sum) s(n): 49250758752
• 21400357248 is an abundant number, because the sum of its proper divisors (49250758752) is greater than itself. Its abundance is 27850401504

Bases of 21400357248

• Binary: 10011111011100011111000100110000000₂
• Hexadecimal: 0x4FB8F8980
• Base-36: 9TX7XC0

Squares and roots of 21400357248

• 21400357248 squared (21400357248²) is 457975290342026133504
• 21400357248 cubed (21400357248³) is 9800834824075883365137742036992
• The square root of 21400357248 is 146288.6094267083
• The cube root of 21400357248 is 2776.3465476609

Scales and comparisons

• 21,400,357,248 seconds is equal to 680 years, 24 weeks, 1 day, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 21,400,357,248 would take you about one thousand, three 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 21400357248 cubic inches would be around 231.4 feet tall.

Recreational maths with 21400357248

• 21400357248 backwards is 84275300412
• 21400357248 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21400357248's digits is 36
• More coming soon!