989908920
989,908,920 is an even composite number composed of eight prime numbers multiplied together.
989908920 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 989908920:
23 × 32 × 5 × 7 × 11 × 13 × 41 × 67
(2 × 2 × 2 × 3 × 3 × 5 × 7 × 11 × 13 × 41 × 67)See below for interesting mathematical facts about the number 989908920 from the Numbermatics database.
Names of 989908920
- Cardinal: 989908920 can be written as Nine hundred eighty-nine million, nine hundred eight thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 9.8990892 × 108
Factors of 989908920
Divisors of 989908920
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 20 21 22 24 26 28 30 33 35 36 39 40 41 42 44 45 52 55 56 60 63 65 66 67 70 72 77 78 82 84 88 90 91 99 104 105 110 117 120 123 126 130 132 134 140 143 154 156 164 165 168 180 182 195 198 201 205 210 220 231 234 246 252 260 264 268 273 280 286 287 308 312 315 328 330 335 360 364 369 385 390 396 402 410 420 429 440 451 455 462 468 469 492 495 504 520 533 536 546 572 574 585 603 615 616 630 660 670 693 715 728 737 738 770 780 792 804 819 820 840 858 861 871 902 910 924 936 938 984 990 1001 1005 1066 1092 1144 1148 1155 1170 1206 1230 1260 1287 1320 1340 1353 1365 1386 1407 1430 1435 1474 1476 1540 1560 1599 1608 1638 1640 1716 1722 1742 1804 1820 1845 1848 1876 1980 2002 2010 2132 2145 2184 2211 2255 2296 2310 2340 2345 2412 2460 2520 2574 2583 2613 2665 2680 2706 2730 2747 2772 2814 2860 2870 2948 2952 3003 3015 3080 3157 3198 3276 3432 3444 3465 3484 3608 3640 3685 3690 3731 3752 3960 4004 4020 4059 4095 4221 4264 4290 4305 4355 4422 4510 4620 4680 4690 4797 4824 4920 5005 5148 5159 5166 5226 5330 5412 5460 5494 5544 5628 5720 5740 5863 5896 6006 6030 6097 6314 6396 6435 6552 6633 6765 6888 6930 6968 7035 7370 7380 7462 7839 7995 8008 8040 8118 8190 8241 8442 8580 8610 8710 8844 9009 9020 9240 9380 9471 9581 9594 10010 10296 10318 10332 10452 10660 10824 10920 10988 11055 11193 11256 11480 11726 12012 12060 12194 12628 12792 12870 12915 13065 13266 13530 13735 13860 14070 14740 14760 14924 15015 15477 15678 15785 15990 16236 16380 16482 16884 17160 17220 17420 17589 17688 18018 18040 18291 18655 18760 18942 19162 19188 19229 20020 20295 20636 20664 20904 21105 21320 21976 22110 22386 23452 23985 24024 24120 24388 24723 25256 25740 25795 25830 26130 26532 27060 27470 27720 28140 28413 28743 29315 29480 29848 30030 30217 30485 30954 31356 31570 31980 32472 32760 32964 33165 33579 33768 34440 34840 35178 35711 36036 36582 37310 37884 38324 38376 38458 39195 40040 40590 41041 41205 41272 42210 44220 44772 45045 46431 46904 47355 47905 47970 48776 49446 51480 51590 51660 52260 52767 53064 54120 54873 54940 55965 56280 56826 57486 57687 58630 60060 60434 60970 61908 62712 63140 63960 65928 66330 67067 67158 70356 71422 72072 73164 74620 75768 76648 76916 77385 78390 81180 82082 82410 84420 86229 87945 88440 89544 90090 90651 91455 92862 94710 95810 95940 96145 98892 103180 103320 104520 105534 107133 109746 109880 111930 113652 114972 115374 117260 120120 120868 121940 123123 123615 123816 126280 132660 134134 134316 140712 142065 142844 143715 146328 149240 151085 153832 154770 156780 162360 164164 164820 167895 168840 172458 173061 175890 178555 180180 181302 182910 185724 189420 191620 191880 192290 197784 201201 205205 206360 211068 211519 214266 219492 223860 227304 229944 230748 232155 234520 241736 243880 246246 247230 249977 263835 265320 268268 268632 271953 274365 284130 285688 287430 288435 302170 309540 313560 321399 328328 329640 335335 335790 344916 346122 351780 357110 360360 362604 365820 369369 371448 378840 383240 384580 392821 402402 410410 422136 423038 428532 431145 438984 447720 453255 461496 464310 492492 494460 499954 527670 535665 536536 543906 548730 568260 574860 576870 603603 604340 615615 619080 634557 642798 670670 671580 689832 692244 703560 714220 725208 731640 738738 749931 769160 785642 804804 820820 846076 857064 862290 865305 906510 928620 984984 988920 999908 1006005 1055340 1057595 1071330 1087812 1097460 1136520 1149720 1153740 1178463 1207206 1208680 1231230 1249885 1269114 1285596 1341340 1343160 1359765 1384488 1428440 1477476 1499862 1571284 1606995 1609608 1641640 1692152 1724580 1730610 1813020 1846845 1857240 1903671 1964105 1999816 2012010 2110680 2115190 2142660 2175624 2194920 2249793 2307480 2356926 2414412 2462460 2499770 2538228 2571192 2682680 2719530 2749747 2954952 2999724 3018015 3142568 3172785 3213990 3449160 3461220 3535389 3626040 3693690 3749655 3807342 3928210 4024020 4230380 4285320 4499586 4713852 4828824 4924920 4999540 5076456 5439060 5499494 5892315 5999448 6036030 6345570 6427980 6922440 7070778 7387380 7499310 7614684 7856420 8048040 8249241 8460760 8999172 9427704 9518355 9999080 10878120 10998988 11248965 11784630 12072060 12691140 12855960 13748735 14141556 14774760 14998620 15229368 15712840 16498482 17676945 17998344 19036710 21997976 22497930 23569260 24144120 24747723 25382280 27497470 28283112 29997240 32996964 35353890 38073420 41246205 44995860 47138520 49495446 54994940 65993928 70707780 76146840 82492410 89991720 98990892 109989880 123738615 141415560 164984820 197981784 247477230 329969640 494954460 989908920
- Sum of all divisors σ(n): 4491002880
- Sum of proper divisors (its aliquot sum) s(n): 3501093960
- 989908920 is an abundant number, because the sum of its proper divisors (3501093960) is greater than itself. Its abundance is 2511185040
Bases of 989908920
- Binary: 1110110000000011001111101110002
- Hexadecimal: 0x3B00CFB8
- Base-36: GDD6M0
Squares and roots of 989908920
- 989908920 squared (9899089202) is 979919669895566400
- 989908920 cubed (9899089203) is 970031222113076647812288000
-
The
square root of 989908920 is 31462.8180556033 -
The
cube root of 989908920 is 996.6249283735
Scales and comparisons
How big is 989908920?- 989,908,920 seconds is equal to 31 years, 24 weeks, 5 days, 6 hours, 42 minutes.
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To count from 1 to 989,908,920 would take you about forty-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 989908920 cubic inches would be around 83.1 feet tall.
Recreational maths with 989908920
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