30898991920
30,898,991,920 is an even composite number composed of seven prime numbers multiplied together.
30898991920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 30898991920:
24 × 5 × 17 × 29 × 47 × 79 × 211
(2 × 2 × 2 × 2 × 5 × 17 × 29 × 47 × 79 × 211)See below for interesting mathematical facts about the number 30898991920 from the Numbermatics database.
Names of 30898991920
- Cardinal: 30898991920 can be written as Thirty billion, eight hundred ninety-eight million, nine hundred ninety-one thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.089899192 × 1010
Factors of 30898991920
Divisors of 30898991920
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 8 10 16 17 20 29 34 40 47 58 68 79 80 85 94 116 136 145 158 170 188 211 232 235 272 290 316 340 376 395 422 464 470 493 580 632 680 752 790 799 844 940 986 1055 1160 1264 1343 1360 1363 1580 1598 1688 1880 1972 2110 2291 2320 2465 2686 2726 3160 3196 3376 3587 3713 3760 3944 3995 4220 4582 4930 5372 5452 6119 6320 6392 6715 6815 7174 7426 7888 7990 8440 9164 9860 9917 10744 10904 11455 12238 12784 13430 13630 14348 14852 15980 16669 16880 17935 18328 18565 19720 19834 21488 21808 22910 23171 24476 26860 27260 28696 29704 30595 31960 33338 35870 36656 37130 38947 39440 39668 45820 46342 48952 49585 53720 54520 57392 59408 61190 63121 63920 66676 71740 74260 77894 79336 83345 91640 92684 97904 99170 104023 107440 107677 109040 115855 122380 126242 133352 143480 148520 155788 158672 166690 168589 183280 185368 194735 198340 208046 215354 231710 244760 252484 266704 283373 286960 287593 297040 311576 315605 333380 337178 370736 389470 396680 416092 430708 463420 483401 489520 504968 520115 538385 566746 575186 623152 631210 666760 674356 778940 783443 793360 832184 842945 861416 926840 966802 1009936 1040230 1076770 1133492 1150372 1262420 1333520 1348712 1416865 1437965 1557880 1566886 1664368 1685890 1722832 1830509 1853680 1933604 2080460 2153540 2266984 2300744 2417005 2524840 2697424 2833730 2875930 3115760 3133772 3371780 3661018 3867208 3917215 4160920 4307080 4533968 4601488 4834010 4889081 5049680 5667460 5751860 6267544 6743560 7322036 7734416 7834430 8217817 8321840 8614160 9152545 9668020 9778162 11334920 11503720 12535088 13318531 13487120 14644072 15668860 16435634 18305090 19336040 19556324 22669840 22719847 23007440 24445405 26637062 29288144 31337720 32871268 36610180 38672080 39112648 41089085 45439694 48890810 53274124 62675440 65742536 66592655 73220360 78225296 82178170 90879388 97781620 106548248 113599235 131485072 133185310 146440720 164356340 181758776 195563240 213096496 227198470 266370620 328712680 363517552 386237399 391126480 454396940 532741240 657425360 772474798 908793880 1065482480 1544949596 1817587760 1931186995 3089899192 3862373990 6179798384 7724747980 15449495960 30898991920
- Sum of all divisors σ(n): 81766195200
- Sum of proper divisors (its aliquot sum) s(n): 50867203280
- 30898991920 is an abundant number, because the sum of its proper divisors (50867203280) is greater than itself. Its abundance is 19968211360
Bases of 30898991920
- Binary: 111001100011011100100110011001100002
- Hexadecimal: 0x731B93330
- Base-36: E70GMR4
Squares and roots of 30898991920
- 30898991920 squared (308989919202) is 954747701672225286400
- 30898991920 cubed (308989919203) is 29500741519608659612893285888000
-
The
square root of 30898991920 is 175781.0909057057 -
The
cube root of 30898991920 is 3137.9650601239
Scales and comparisons
How big is 30898991920?- 30,898,991,920 seconds is equal to 982 years, 25 weeks, 4 days, 5 hours, 18 minutes, 40 seconds.
-
To count from 1 to 30,898,991,920 would take you about one thousand, nine hundred sixty-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 30898991920 cubic inches would be around 261.5 feet tall.
Recreational maths with 30898991920
- 30898991920 backwards is 02919989803
- 30898991920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 30898991920's digits is 58
- More coming soon!
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