28126917520

Names of 28126917520

• Cardinal: 28126917520 can be written as Twenty-eight billion, one hundred twenty-six million, nine hundred seventeen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.812691752 × 10¹⁰

Factors of 28126917520

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 197

Divisors of 28126917520

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 19 20 26 31 34 37 38 40 52 62 65 68 73 74 76 80 85 95 104 124 130 136 146 148 152 155 170 185 190 208 221 247 248 260 272 292 296 304 310 323 340 365 370 380 403 442 481 494 496 520 527 584 589 592 620 629 646 680 703 730 740 760 806 884 949 962 988 1040 1054 1105 1147 1168 1178 1235 1240 1241 1258 1292 1360 1387 1406 1460 1480 1520 1612 1615 1768 1898 1924 1976 2015 2108 2210 2263 2294 2356 2405 2470 2480 2482 2516 2584 2635 2701 2774 2812 2920 2945 2960 3145 3224 3230 3515 3536 3796 3848 3952 4030 4199 4216 4420 4526 4588 4712 4745 4810 4940 4964 5032 5168 5270 5402 5548 5624 5735 5840 5890 6205 6290 6448 6460 6851 6935 7030 7592 7657 7696 8060 8177 8398 8432 8840 9052 9139 9176 9424 9490 9620 9880 9928 10013 10064 10540 10804 11096 11248 11315 11470 11780 11951 12410 12580 12920 13505 13702 13870 14060 14911 15184 15314 16120 16133 16354 16796 17680 18031 18104 18278 18352 18980 19240 19499 19760 19856 20026 20995 21080 21608 21793 22192 22630 22940 23560 23579 23902 24820 25160 25840 27010 27404 27740 28120 29419 29822 30628 32240 32266 32708 33592 34255 35113 36062 36208 36556 37960 38285 38471 38480 38998 40052 40885 41990 42160 42997 43216 43586 45260 45695 45880 45917 47120 47158 47804 49640 50065 50320 51319 54020 54808 55480 56240 58838 59644 59755 61256 64532 65416 67184 68510 70226 72124 73112 74555 75920 76570 76942 77996 80104 80665 81770 83731 83980 85994 87172 90155 90520 91390 91760 91834 94316 95608 97495 99280 100130 102638 108040 108965 109616 110960 117676 117895 119288 119510 122512 129064 130169 130832 137020 140452 144248 146224 147095 149110 153140 153884 155363 155992 160208 161330 163540 167462 167960 171988 174344 175565 180310 181040 182780 183668 188632 191216 192355 194990 200260 205276 214985 216080 217930 229585 235352 235790 238576 239020 253487 256595 258128 260338 274040 280904 283309 288496 294190 298220 306280 306527 307768 310726 311984 322660 327080 334924 335920 343976 348688 351130 360620 365560 367336 370481 377264 384710 389980 400520 410552 418655 429970 435860 459170 470704 471580 478040 500123 506974 513190 520676 548080 558961 561808 566618 588380 596440 596921 612560 613054 615536 621452 645320 650845 654160 667147 669848 687952 702260 721240 730949 731120 734672 740962 769420 776815 779960 801040 821104 837310 859940 871720 872423 918340 943160 956080 1000246 1013948 1026380 1041352 1088503 1117922 1133236 1176760 1192880 1193842 1226108 1242904 1267435 1290640 1301690 1334294 1339696 1404520 1416545 1423427 1442480 1461898 1481924 1532635 1538840 1553630 1559920 1590889 1674620 1719880 1743440 1744846 1836680 1852405 1886320 2000492 2027896 2052760 2082704 2177006 2235844 2266472 2353520 2387684 2452216 2485808 2500615 2534870 2603380 2668588 2794805 2809040 2833090 2846854 2923796 2963848 2984605 3065270 3077680 3107260 3181778 3335735 3349240 3439760 3489692 3654745 3673360 3704810 4000984 4055792 4105520 4354012 4362115 4471688 4532944 4775368 4816253 4904432 5001230 5069740 5206760 5337176 5442515 5589610 5666180 5693708 5847592 5927696 5969210 6130540 6214520 6363556 6671470 6698480 6979384 7117135 7309490 7409620 7954445 8001968 8708024 8724230 8943376 9502337 9550736 9632506 10002460 10139480 10413520 10674352 10885030 11179220 11332360 11341499 11387416 11695184 11938420 12261080 12429040 12727112 13342940 13958768 14234270 14618980 14819240 15908890 17416048 17448460 18504551 19004674 19265012 20004920 20278960 20681557 21770060 22358440 22664720 22682998 22774832 23876840 24081265 24522160 25454224 26685880 27045113 28468540 29237960 29638480 31817780 34896920 37009102 38009348 38530024 40009840 41363114 43540120 44716880 45365996 47511685 47753680 48162530 53371760 54090226 56707495 56937080 58475920 63635560 69793840 74018204 76018696 77060048 82726228 87080240 90731992 92522755 95023370 96325060 103407785 108180452 113414990 113874160 127271120 135225565 148036408 152037392 165452456 181463984 185045510 190046740 192650120 206815570 216360904 226829980 270451130 296072816 330904912 351586469 370091020 380093480 385300240 413631140 432721808 453659960 540902260 703172938 740182040 760186960 827262280 907319920 1081804520 1406345876 1480364080 1654524560 1757932345 2163609040 2812691752 3515864690 5625383504 7031729380 14063458760 28126917520
• Sum of all divisors σ(n): 84354600960
• Sum of proper divisors (its aliquot sum) s(n): 56227683440
• 28126917520 is an abundant number, because the sum of its proper divisors (56227683440) is greater than itself. Its abundance is 28100765920

Bases of 28126917520

• Binary: 11010001100011111101011001110010000₂
• Hexadecimal: 0x68C7EB390
• Base-36: CX61GGG

Squares and roots of 28126917520

• 28126917520 squared (28126917520²) is 791123489176882950400
• 28126917520 cubed (28126917520³) is 22251865128212799436595051008000
• The square root of 28126917520 is 167710.8151551355
• The cube root of 28126917520 is 3041.1701087727

Scales and comparisons

• 28,126,917,520 seconds is equal to 894 years, 18 weeks, 1 day, 38 minutes, 40 seconds.
• To count from 1 to 28,126,917,520 would take you about one thousand, seven hundred eighty-eight 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 28126917520 cubic inches would be around 253.4 feet tall.

Recreational maths with 28126917520

• 28126917520 backwards is 02571962182
• The number of decimal digits it has is: 11
• The sum of 28126917520's digits is 43
• More coming soon!