28713225728

Names of 28713225728

• Cardinal: 28713225728 can be written as Twenty-eight billion, seven hundred thirteen million, two hundred twenty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8713225728 × 10¹⁰

Factors of 28713225728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 233

Divisors of 28713225728

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 8 11 16 22 29 31 32 44 53 58 62 64 88 106 107 116 124 128 176 212 214 232 248 256 319 341 352 424 428 464 496 512 583 638 682 704 848 856 899 928 992 1166 1177 1276 1364 1408 1537 1643 1696 1712 1798 1856 1984 2332 2354 2552 2728 2816 3074 3103 3286 3317 3392 3424 3596 3712 3968 4664 4708 5104 5456 5632 5671 6148 6206 6572 6634 6784 6848 7192 7424 7936 9328 9416 9889 10208 10912 11342 12296 12412 13144 13268 13568 13696 14384 14848 15872 16907 18073 18656 18832 19778 20416 21824 22684 24592 24824 26288 26536 27136 27392 28768 33814 34133 36146 36487 37312 37664 39556 40832 43648 45368 47647 49184 49648 52576 53072 54784 57536 62381 67628 68266 72292 72974 74624 75328 79112 81664 87296 90736 95294 96193 98368 99296 105152 106144 115072 124762 135256 136532 144584 145948 149248 150656 158224 163328 164459 174592 175801 181472 190588 192386 196736 198592 210304 212288 230144 249524 270512 273064 289168 291896 298496 301312 316448 328918 351602 362944 381176 384772 393472 397184 420608 424576 460288 499048 524117 541024 546128 578336 583792 602624 632896 657836 703204 725888 762352 769544 786944 794368 841216 849152 998096 1048234 1058123 1082048 1092256 1156672 1167584 1265792 1315672 1406408 1451776 1524704 1539088 1588736 1698304 1809049 1933811 1996192 2096468 2116246 2164096 2184512 2313344 2335168 2531584 2631344 2812816 2903552 3049408 3078176 3618098 3867622 3992384 4192936 4232492 4328192 4369024 4626688 4670336 5063168 5098229 5262688 5625632 6098816 6156352 7236196 7735244 7984768 8385872 8464984 8656384 8738048 9253376 9340672 10196458 10525376 11251264 12197632 12312704 14472392 15470488 15969536 16771744 16929968 17476096 18681344 20392916 21050752 22502528 24395264 24625408 28944784 30940976 31939072 33543488 33859936 40785832 42101504 45005056 49250816 56080519 57889568 61881952 67086976 67719872 81571664 84203008 90010112 112161038 115779136 123763904 134173952 135439744 163143328 224322076 231558272 247527808 268347904 270879488 326286656 448644152 463116544 495055616 541758976 652573312 897288304 926233088 990111232 1305146624 1794576608 2610293248 3589153216 7178306432 14356612864 28713225728
• Sum of all divisors σ(n): 68729886720
• Sum of proper divisors (its aliquot sum) s(n): 40016660992
• 28713225728 is an abundant number, because the sum of its proper divisors (40016660992) is greater than itself. Its abundance is 11303435264

Bases of 28713225728

• Binary: 11010101111011100010000111000000000₂
• Hexadecimal: 0x6AF710E00
• Base-36: D6V42RK

Squares and roots of 28713225728

• 28713225728 squared (28713225728²) is 824449331707081129984
• 28713225728 cubed (28713225728³) is 23672599762604168061239901028352
• The square root of 28713225728 is 169449.7734669481
• The cube root of 28713225728 is 3062.1561166515

Scales and comparisons

• 28,713,225,728 seconds is equal to 912 years, 51 weeks, 4 days, 2 minutes, 8 seconds.
• To count from 1 to 28,713,225,728 would take you about one thousand, eight hundred twenty-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 28713225728 cubic inches would be around 255.2 feet tall.

Recreational maths with 28713225728

• 28713225728 backwards is 82752231782
• The number of decimal digits it has is: 11
• The sum of 28713225728's digits is 47
• More coming soon!