7421400448

Names of 7421400448

• Cardinal: 7421400448 can be written as Seven billion, four hundred twenty-one million, four hundred thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 7.421400448 × 10⁹

Factors of 7421400448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 147

Divisors of 7421400448

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 49 56 64 77 88 98 112 121 127 128 154 176 196 224 242 254 308 343 352 392 448 484 508 539 616 686 704 784 847 889 896 968 1016 1078 1232 1331 1372 1397 1408 1568 1694 1778 1936 2032 2156 2464 2662 2744 2794 3136 3388 3556 3773 3872 4064 4312 4928 5324 5488 5588 5929 6223 6272 6776 7112 7546 7744 8128 8624 9317 9779 9856 10648 10976 11176 11858 12446 13552 14224 15092 15367 15488 16256 17248 18634 19558 21296 21952 22352 23716 24892 27104 28448 30184 30734 34496 37268 39116 41503 42592 43561 43904 44704 47432 49784 54208 56896 60368 61468 65219 68453 68992 74536 78232 83006 85184 87122 89408 94864 99568 107569 108416 113792 120736 122936 130438 136906 149072 156464 166012 169037 170368 174244 178816 189728 199136 215138 241472 245872 260876 273812 298144 312928 332024 338074 348488 379456 398272 430276 456533 479171 482944 491744 521752 547624 596288 625856 664048 676148 696976 752983 758912 796544 860552 913066 958342 983488 1043504 1095248 1183259 1192576 1251712 1328096 1352296 1393952 1505966 1721104 1826132 1916684 1966976 2087008 2190496 2366518 2656192 2704592 2787904 3011932 3442208 3652264 3833368 4174016 4380992 4733036 5270881 5312384 5409184 5575808 6023864 6884416 7304528 7666736 8282813 8348032 8761984 9466072 10541762 10818368 12047728 13768832 14609056 15333472 16565626 18932144 21083524 21636736 24095456 29218112 30666944 33131252 37864288 42167048 48190912 57979691 58436224 61333888 66262504 75728576 84334096 96381824 115959382 132525008 151457152 168668192 231918764 265050016 337336384 463837528 530100032 674672768 927675056 1060200064 1855350112 3710700224 7421400448
• Sum of all divisors σ(n): 19113984000
• Sum of proper divisors (its aliquot sum) s(n): 11692583552
• 7421400448 is an abundant number, because the sum of its proper divisors (11692583552) is greater than itself. Its abundance is 4271183104

Bases of 7421400448

• Binary: 110111010010110011001010110000000₂
• Hexadecimal: 0x1BA599580
• Base-36: 3EQID8G

Squares and roots of 7421400448

• 7421400448 squared (7421400448²) is 55077184609574600704
• 7421400448 cubed (7421400448³) is 408749842536075646754086715392
• The square root of 7421400448 is 86147.5504468931
• The cube root of 7421400448 is 1950.5718636597

Scales and comparisons

• 7,421,400,448 seconds is equal to 235 years, 50 weeks, 5 days, 20 hours, 7 minutes, 28 seconds.
• To count from 1 to 7,421,400,448 would take you about four hundred seventy-one 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 7421400448 cubic inches would be around 162.5 feet tall.

Recreational maths with 7421400448

• 7421400448 backwards is 8440041247
• The number of decimal digits it has is: 10
• The sum of 7421400448's digits is 34
• More coming soon!