28997299008

Names of 28997299008

• Cardinal: 28997299008 can be written as Twenty-eight billion, nine hundred ninety-seven million, two hundred ninety-nine thousand and eight.

Scientific notation

• Scientific notation: 2.8997299008 × 10¹⁰

Factors of 28997299008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3830

Divisors of 28997299008

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 32 36 37 38 48 57 64 72 74 76 96 111 114 144 148 152 171 192 222 228 288 296 304 333 342 361 444 456 576 592 608 666 684 703 722 888 912 1083 1184 1216 1332 1368 1406 1444 1776 1824 2109 2166 2368 2664 2736 2812 2888 3249 3552 3648 3769 4218 4332 5328 5472 5624 5776 6327 6498 7104 7538 8436 8664 10656 10944 11248 11307 11552 12654 12996 13357 15076 16872 17328 21312 22496 22614 23104 25308 25992 26714 30152 33744 33921 34656 40071 44992 45228 50616 51984 53428 60304 67488 67842 69312 71611 80142 90456 101232 103968 106856 120213 120608 134976 135684 139453 143222 160284 180912 202464 207936 213712 214833 240426 241216 271368 278906 286444 320568 361824 404928 418359 427424 429666 480852 542736 557812 572888 641136 644499 723648 836718 854848 859332 961704 1085472 1115624 1145776 1255077 1282272 1288998 1360609 1673436 1718664 1923408 2170944 2231248 2291552 2510154 2564544 2577996 2649607 2721218 3346872 3437328 3846816 4081827 4462496 4583104 5020308 5155992 5299214 5442436 6693744 6874656 7693632 7948821 8163654 8924992 10040616 10311984 10598428 10884872 12245481 13387488 13749312 15897642 16327308 20081232 20623968 21196856 21769744 23846463 24490962 26774976 31795284 32654616 40162464 41247936 42393712 43539488 47692926 48981924 50342533 63590568 65309232 80324928 84787424 87078976 95385852 97963848 100685066 127181136 130618464 151027599 169574848 190771704 195927696 201370132 254362272 261236928 302055198 381543408 391855392 402740264 453082797 508724544 604110396 763086816 783710784 805480528 906165594 1208220792 1526173632 1610961056 1812331188 2416441584 3221922112 3624662376 4832883168 7249324752 9665766336 14498649504 28997299008
• Sum of all divisors σ(n): 90114981060
• Sum of proper divisors (its aliquot sum) s(n): 61117682052
• 28997299008 is an abundant number, because the sum of its proper divisors (61117682052) is greater than itself. Its abundance is 32120383044

Bases of 28997299008

• Binary: 11011000000010111111010101101000000₂
• Hexadecimal: 0x6C05FAB40
• Base-36: DBK8R40

Squares and roots of 28997299008

• 28997299008 squared (28997299008²) is 840843349759357784064
• 28997299008 cubed (28997299008³) is 24382186031860422510556105408512
• The square root of 28997299008 is 170285.9330890253
• The cube root of 28997299008 is 3072.2214399295

Scales and comparisons

• 28,997,299,008 seconds is equal to 922 years, 1 week, 1 day, 21 hours, 16 minutes, 48 seconds.
• To count from 1 to 28,997,299,008 would take you about one thousand, eight hundred forty-four 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 28997299008 cubic inches would be around 256 feet tall.

Recreational maths with 28997299008

• 28997299008 backwards is 80099279982
• The number of decimal digits it has is: 11
• The sum of 28997299008's digits is 63
• More coming soon!