68990268672

Names of 68990268672

• Cardinal: 68990268672 can be written as Sixty-eight billion, nine hundred ninety million, two hundred sixty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 6.8990268672 × 10¹⁰

Factors of 68990268672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 6972

Divisors of 68990268672

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 37 39 48 52 54 64 72 74 78 81 96 104 108 111 117 128 144 148 156 162 192 208 216 222 234 256 288 296 312 324 333 351 384 416 432 444 468 481 576 592 624 648 666 702 768 832 864 888 936 962 999 1053 1152 1184 1248 1296 1332 1404 1443 1664 1728 1776 1872 1924 1998 2106 2304 2368 2496 2592 2664 2808 2886 2997 3328 3456 3552 3744 3848 3996 4212 4329 4736 4992 5184 5328 5616 5772 5994 6912 6917 7104 7488 7696 7992 8424 8658 9472 9984 10368 10656 11232 11544 11988 12987 13834 14208 14976 15392 15984 16848 17316 20736 20751 21312 22464 23088 23976 25974 27668 28416 29952 30784 31968 33696 34632 38961 41502 42624 44928 46176 47952 51948 55336 61568 62253 63936 67392 69264 77922 83004 85248 89856 89921 92352 95904 103896 110672 123136 124506 127872 134784 138528 155844 166008 179842 184704 186759 191808 207792 221344 249012 255744 255929 269568 269763 277056 311688 332016 359684 369408 373518 383616 415584 442688 498024 511858 539526 554112 560277 623376 664032 719368 747036 767232 767787 809289 831168 885376 996048 1023716 1079052 1108224 1120554 1246752 1328064 1438736 1494072 1535574 1618578 1662336 1770752 1992096 2047432 2158104 2241108 2303361 2427867 2493504 2656128 2877472 2988144 3071148 3237156 3324672 3327077 3984192 4094864 4316208 4482216 4606722 4855734 4987008 5312256 5754944 5976288 6142296 6474312 6654154 6910083 7283601 7968384 8189728 8632416 8964432 9213444 9711468 9974016 9981231 11509888 11952576 12284592 12948624 13308308 13820166 14567202 15936768 16379456 17264832 17928864 18426888 19422936 19962462 20730249 23019776 23905152 24569184 25897248 26616616 27640332 29134404 29943693 32758912 34529664 35857728 36853776 38845872 39924924 41460498 47810304 49138368 51794496 53233232 55280664 58268808 59887386 65517824 69059328 71715456 73707552 77691744 79849848 82920996 89831079 98276736 103588992 106466464 110561328 116537616 119774772 143430912 147415104 155383488 159699696 165841992 179662158 196553472 207177984 212932928 221122656 233075232 239549544 269493237 294830208 310766976 319399392 331683984 359324316 425865856 442245312 466150464 479099088 538986474 589660416 621533952 638798784 663367968 718648632 851731712 884490624 932300928 958198176 1077972948 1277597568 1326735936 1437297264 1768981248 1864601856 1916396352 2155945896 2555195136 2653471872 2874594528 3832792704 4311891792 5306943744 5749189056 7665585408 8623783584 11498378112 17247567168 22996756224 34495134336 68990268672
• Sum of all divisors σ(n): 227561328456
• Sum of proper divisors (its aliquot sum) s(n): 158571059784
• 68990268672 is an abundant number, because the sum of its proper divisors (158571059784) is greater than itself. Its abundance is 89580791112

Bases of 68990268672

• Binary: 1000000010000001000111111010100000000₂
• Hexadecimal: 0x101023F500
• Base-36: VOZ0W00

Squares and roots of 68990268672

• 68990268672 squared (68990268672²) is 4759657171434744643584
• 68990268672 cubed (68990268672³) is 328370027043894596676573041000448
• The square root of 68990268672 is 262659.9868118477
• The cube root of 68990268672 is 4101.3731009103

Scales and comparisons

• 68,990,268,672 seconds is equal to 2,193 years, 35 weeks, 1 day, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 68,990,268,672 would take you about four thousand, three hundred eighty-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 68990268672 cubic inches would be around 341.8 feet tall.

Recreational maths with 68990268672

• 68990268672 backwards is 27686209986
• The number of decimal digits it has is: 11
• The sum of 68990268672's digits is 63
• More coming soon!