9920128608

Names of 9920128608

• Cardinal: 9920128608 can be written as Nine billion, nine hundred twenty million, one hundred twenty-eight thousand, six hundred eight.

Scientific notation

• Scientific notation: 9.920128608 × 10⁹

Factors of 9920128608

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3843

Divisors of 9920128608

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 32 36 37 38 39 48 52 57 72 74 76 78 96 104 111 114 117 144 148 152 156 171 208 222 228 234 247 288 296 304 312 333 342 416 444 456 468 481 494 592 608 624 666 684 703 741 888 912 936 962 988 1184 1248 1332 1368 1406 1443 1482 1776 1824 1872 1924 1976 2109 2223 2664 2736 2812 2886 2964 3552 3744 3769 3848 3952 4218 4329 4446 5328 5472 5624 5772 5928 6327 7538 7696 7904 8436 8658 8892 9139 10656 11248 11307 11544 11856 12654 15076 15392 16872 17316 17784 18278 22496 22614 23088 23712 25308 27417 30152 33744 33921 34632 35568 36556 45228 46176 48997 50616 54834 60304 67488 67842 69264 71136 71611 73112 82251 90456 97994 101232 109668 120608 135684 138528 139453 143222 146224 146991 164502 180912 195988 202464 214833 219336 271368 278906 286444 292448 293982 329004 361824 391976 418359 429666 438672 440973 542736 557812 572888 587964 644499 658008 783952 836718 859332 877344 881946 930943 1085472 1115624 1145776 1175928 1255077 1288998 1316016 1567904 1673436 1718664 1763892 1812889 1861886 2231248 2291552 2351856 2510154 2577996 2632032 2649607 2792829 3346872 3437328 3527784 3625778 3723772 4462496 4703712 5020308 5155992 5299214 5438667 5585658 6693744 6874656 7055568 7251556 7447544 7948821 8378487 10040616 10311984 10598428 10877334 11171316 13387488 14111136 14503112 14895088 15897642 16316001 16756974 20081232 20623968 21196856 21754668 22342632 23846463 29006224 29790176 31795284 32632002 33513948 34444891 40162464 42393712 43509336 44685264 47692926 58012448 63590568 65264004 67027896 68889782 84787424 87018672 89370528 95385852 103334673 127181136 130528008 134055792 137779564 174037344 190771704 206669346 254362272 261056016 268111584 275559128 310004019 381543408 413338692 522112032 551118256 620008038 763086816 826677384 1102236512 1240016076 1653354768 2480032152 3306709536 4960064304 9920128608
• Sum of all divisors σ(n): 32852383200
• Sum of proper divisors (its aliquot sum) s(n): 22932254592
• 9920128608 is an abundant number, because the sum of its proper divisors (22932254592) is greater than itself. Its abundance is 13012125984

Bases of 9920128608

• Binary: 1001001111010010010010011001100000₂
• Hexadecimal: 0x24F492660
• Base-36: 4K26S80

Squares and roots of 9920128608

• 9920128608 squared (9920128608²) is 98408951599260017664
• 9920128608 cubed (9920128608³) is 976229456043106652859231731712
• The square root of 9920128608 is 99599.8424095139
• The cube root of 9920128608 is 2148.6834274447

Scales and comparisons

• 9,920,128,608 seconds is equal to 315 years, 22 weeks, 2 days, 7 hours, 16 minutes, 48 seconds.
• To count from 1 to 9,920,128,608 would take you about six hundred thirty 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 9920128608 cubic inches would be around 179.1 feet tall.

Recreational maths with 9920128608

• 9920128608 backwards is 8068210299
• The number of decimal digits it has is: 10
• The sum of 9920128608's digits is 45
• More coming soon!