9990351648

Names of 9990351648

• Cardinal: 9990351648 can be written as Nine billion, nine hundred ninety million, three hundred fifty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 9.990351648 × 10⁹

Factors of 9990351648

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 683

Divisors of 9990351648

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 31 32 34 36 37 48 51 54 62 68 72 74 93 96 102 108 111 124 136 144 148 153 186 204 216 222 248 272 279 288 296 306 333 372 408 432 444 459 496 527 544 558 592 593 612 629 666 744 816 837 864 888 918 992 999 1054 1116 1147 1184 1186 1224 1258 1332 1488 1581 1632 1674 1776 1779 1836 1887 1998 2108 2232 2294 2372 2448 2516 2664 2976 3162 3348 3441 3552 3558 3672 3774 3996 4216 4464 4588 4743 4744 4896 5032 5328 5337 5661 6324 6696 6882 7116 7344 7548 7992 8432 8928 9176 9486 9488 10064 10081 10323 10656 10674 11322 12648 13392 13764 14229 14232 14688 15096 15984 16011 16864 16983 18352 18383 18972 18976 19499 20128 20162 20646 21348 21941 22644 25296 26784 27528 28458 28464 30192 30243 30969 31968 32022 33966 36704 36766 37944 38998 40324 41292 42696 43882 45288 50592 55056 55149 56916 56928 58497 60384 60486 61938 64044 65823 67932 73532 75888 77996 80648 82584 85392 87764 90576 90729 110112 110298 113832 116994 120972 123876 128088 131646 135864 147064 151776 155992 161296 165168 165447 170784 175491 175528 181152 181458 197469 220596 227664 233988 241944 247752 256176 263292 271728 272187 294128 311984 312511 322592 330336 330894 350982 351056 362916 372997 394938 441192 455328 467976 483888 495504 496341 512352 526473 526584 543456 544374 588256 592407 623968 625022 661788 680171 701964 702112 725832 745994 789876 882384 935952 937533 967776 991008 992682 1052946 1053168 1088748 1118991 1184814 1250044 1323576 1360342 1403928 1451664 1491988 1579752 1764768 1871904 1875066 1985364 2040513 2105892 2106336 2177496 2237982 2369628 2500088 2647152 2720684 2807856 2812599 2903328 2983976 3159504 3356973 3750132 3970728 4081026 4211784 4354992 4475964 4739256 5000176 5294304 5441368 5615712 5625198 5967952 6121539 6319008 6713946 7500264 7941456 8162052 8423568 8437797 8709984 8951928 9478512 10000352 10070919 10882736 11250396 11562907 11935904 12243078 13427892 15000528 15882912 16324104 16847136 16875594 17903856 18364617 18957024 20141838 21765472 22500792 23125814 24486156 26855784 30001056 32648208 33751188 34688721 35807712 36729234 40283676 45001584 46251628 48972312 53711568 65296416 67502376 69377442 73458468 80567352 90003168 92503256 97944624 104066163 107423136 135004752 138754884 146916936 161134704 185006512 195889248 208132326 270009504 277509768 293833872 312198489 322269408 370013024 416264652 555019536 587667744 624396978 832529304 1110039072 1248793956 1665058608 2497587912 3330117216 4995175824 9990351648
• Sum of all divisors σ(n): 32763709440
• Sum of proper divisors (its aliquot sum) s(n): 22773357792
• 9990351648 is an abundant number, because the sum of its proper divisors (22773357792) is greater than itself. Its abundance is 12783006144

Bases of 9990351648

• Binary: 1001010011011110001010101100100000₂
• Hexadecimal: 0x25378AB20
• Base-36: 4L7ZWO0

Squares and roots of 9990351648

• 9990351648 squared (9990351648²) is 99807126050696315904
• 9990351648 cubed (9990351648³) is 997108286222717671139055009792
• The square root of 9990351648 is 99951.7465980459
• The cube root of 9990351648 is 2153.7415755953

Scales and comparisons

• 9,990,351,648 seconds is equal to 317 years, 34 weeks, 3 days, 1 hour, 40 minutes, 48 seconds.
• To count from 1 to 9,990,351,648 would take you about six 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 9990351648 cubic inches would be around 179.5 feet tall.

Recreational maths with 9990351648

• 9990351648 backwards is 8461530999
• 9990351648 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9990351648's digits is 54
• More coming soon!