21977293140

Names of 21977293140

• Cardinal: 21977293140 can be written as Twenty-one billion, nine hundred seventy-seven million, two hundred ninety-three thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.197729314 × 10¹⁰

Factors of 21977293140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 164

Divisors of 21977293140

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 31 33 36 41 44 45 54 55 60 62 66 71 82 90 93 99 108 110 123 124 132 135 142 155 164 165 180 186 198 205 213 220 246 270 279 284 297 310 330 341 355 369 372 396 410 426 451 465 492 495 540 558 594 615 620 639 660 682 710 738 781 820 837 852 902 930 990 1023 1065 1107 1116 1188 1230 1271 1278 1353 1364 1395 1420 1476 1485 1562 1674 1681 1705 1804 1845 1860 1917 1980 2046 2130 2201 2214 2255 2343 2460 2542 2556 2706 2790 2911 2970 3069 3124 3195 3348 3362 3410 3690 3813 3834 3905 4059 4092 4185 4260 4402 4428 4510 4686 5043 5084 5115 5412 5535 5580 5822 5940 6138 6355 6390 6603 6724 6765 6820 7029 7380 7626 7668 7810 8118 8370 8405 8733 8804 9020 9207 9372 9585 10086 10230 11005 11070 11439 11644 11715 12177 12276 12710 12780 13206 13530 13981 14058 14555 15129 15252 15345 15620 16236 16740 16810 17466 18414 18491 19065 19170 19809 20172 20295 20460 21087 22010 22140 22878 23430 24211 24354 25215 25420 26199 26412 27060 27962 28116 29110 30258 30690 32021 33015 33620 34317 34932 35145 36828 36982 38130 38340 39618 40590 41943 42174 43665 44020 45387 45756 46035 46860 48422 48708 50430 52111 52398 55473 55924 57195 58220 59427 60516 60885 61380 64042 66030 68634 69905 70290 72633 73964 75645 76260 78597 79236 81180 83886 84348 87330 90241 90774 92070 92455 96063 96844 99045 100860 104222 104796 105435 110946 114390 118854 119351 121055 121770 125829 128084 130995 132060 137268 139810 140580 145266 151290 156333 157194 160105 166419 167772 171585 174660 180482 181548 184140 184910 192126 198090 208444 209715 210870 217899 221892 226935 228780 237708 238702 242110 243540 251658 260555 261990 270723 277365 279620 288189 290532 297135 302580 312666 314388 320210 332838 343170 358053 360964 363165 369820 377487 384252 392985 396180 419430 421740 435798 451205 453870 468999 477404 480315 484220 499257 503316 521110 523980 541446 554730 573221 576378 594270 596755 625332 629145 640420 653697 665676 686340 716106 726330 754974 781665 785970 812169 832095 838860 864567 871596 902410 907740 937998 960630 992651 998514 1042220 1074159 1082892 1089495 1109460 1146442 1152756 1188540 1193510 1258290 1307394 1312861 1353615 1406997 1432212 1440945 1452660 1509948 1563330 1571940 1624338 1664190 1719663 1729134 1790265 1804820 1875996 1887435 1921260 1985302 1997028 2148318 2178990 2292884 2344995 2387020 2436507 2496285 2516580 2614788 2625722 2707230 2813994 2866105 2881890 2977953 3126660 3222477 3248676 3268485 3328380 3439326 3458268 3580530 3699881 3774870 3938583 3970604 4060845 4296636 4322835 4357980 4689990 4873014 4963255 4992570 5158989 5251444 5370795 5414460 5627988 5732210 5763780 5955906 6444954 6536970 6564305 6878652 7034985 7161060 7399762 7549740 7877166 8121690 8598315 8645670 8933859 9379980 9746028 9926510 9985140 10317978 10741590 11099643 11464420 11815749 11911812 12182535 12889908 13073940 13128610 14069970 14799524 14889765 15476967 15754332 16112385 16243380 17196630 17291340 17867718 18499405 19692915 19853020 20635956 21483180 22199286 23631498 24365070 25794945 26257220 26801577 28139940 29779530 30953934 32224770 33298929 34393260 35447247 35735436 36998810 39385830 40698691 44398572 44669295 47262996 48730140 51589890 53603154 55498215 59078745 59559060 61907868 64449540 66597858 70894494 73997620 77384835 78771660 81397382 89338590 99896787 103179780 107206308 110996430 118157490 122096073 133195716 134007885 141788988 154769670 162794764 166494645 177236235 178677180 199793574 203493455 221992860 236314980 244192146 268015770 309539340 332989290 354472470 366288219 399587148 406986910 488384292 499483935 536031540 610480365 665978580 708944940 732576438 813973820 998967870 1098864657 1220960730 1465152876 1831441095 1997935740 2197729314 2441921460 3662882190 4395458628 5494323285 7325764380 10988646570 21977293140
• Sum of all divisors σ(n): 80031006720
• Sum of proper divisors (its aliquot sum) s(n): 58053713580
• 21977293140 is an abundant number, because the sum of its proper divisors (58053713580) is greater than itself. Its abundance is 36076420440

Bases of 21977293140

• Binary: 10100011101111100101110000101010100₂
• Hexadecimal: 0x51DF2E154
• Base-36: A3GPNX0

Squares and roots of 21977293140

• 21977293140 squared (21977293140²) is 483001413761491059600
• 21977293140 cubed (21977293140³) is 10615063657270719060318411144000
• The square root of 21977293140 is 148247.4051712205
• The cube root of 21977293140 is 2801.0749758479

Scales and comparisons

• 21,977,293,140 seconds is equal to 698 years, 42 weeks, 19 hours, 39 minutes.
• To count from 1 to 21,977,293,140 would take you about one thousand, three hundred ninety-seven 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 21977293140 cubic inches would be around 233.4 feet tall.

Recreational maths with 21977293140

• 21977293140 backwards is 04139277912
• 21977293140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21977293140's digits is 45
• More coming soon!