30908965920
30,908,965,920 is an even composite number composed of seven prime numbers multiplied together.
30908965920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 30908965920:
25 × 3 × 5 × 7 × 19 × 281 × 1723
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 19 × 281 × 1723)See below for interesting mathematical facts about the number 30908965920 from the Numbermatics database.
Names of 30908965920
- Cardinal: 30908965920 can be written as Thirty billion, nine hundred eight million, nine hundred sixty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.090896592 × 1010
Factors of 30908965920
Divisors of 30908965920
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 19 20 21 24 28 30 32 35 38 40 42 48 56 57 60 70 76 80 84 95 96 105 112 114 120 133 140 152 160 168 190 210 224 228 240 266 280 281 285 304 336 380 399 420 456 480 532 560 562 570 608 665 672 760 798 840 843 912 1064 1120 1124 1140 1330 1405 1520 1596 1680 1686 1723 1824 1967 1995 2128 2248 2280 2660 2810 3040 3192 3360 3372 3446 3934 3990 4215 4256 4496 4560 5169 5320 5339 5620 5901 6384 6744 6892 7868 7980 8430 8615 8992 9120 9835 10338 10640 10678 11240 11802 12061 12768 13488 13784 15736 15960 16017 16860 17230 19670 20676 21280 21356 22480 23604 24122 25845 26695 26976 27568 29505 31472 31920 32034 32737 33720 34460 36183 37373 39340 41352 42712 44960 47208 48244 51690 53390 55136 59010 60305 62944 63840 64068 65474 67440 68920 72366 74746 78680 80085 82704 85424 94416 96488 98211 103380 106780 112119 118020 120610 128136 130948 134880 137840 144732 149492 157360 160170 163685 165408 170848 180915 186865 188832 192976 196422 206760 213560 224238 229159 236040 241220 256272 261896 275680 289464 298984 314720 320340 327370 361830 373730 385952 392844 413520 427120 448476 458318 472080 482440 484163 491055 512544 523792 560595 578928 597968 640680 654740 687477 723660 747460 785688 827040 854240 896952 916636 944160 964880 968326 982110 1047584 1121190 1145795 1157856 1195936 1281360 1309480 1374954 1447320 1452489 1494920 1571376 1793904 1833272 1929760 1936652 1964220 2242380 2291590 2420815 2562720 2618960 2749908 2894640 2904978 2989840 3142752 3389141 3437385 3587808 3666544 3873304 3928440 4484760 4583180 4841630 5237920 5499816 5789280 5809956 5979680 6778282 6874770 7262445 7333088 7746608 7856880 8969520 9166360 9199097 9683260 10167423 10999632 11619912 13556564 13749540 14524890 15493216 15713760 16945705 17939040 18332720 18398194 19366520 20334846 21999264 23239824 27113128 27499080 27597291 29049780 33891410 36665440 36796388 38733040 40669692 45995485 46479648 50837115 54226256 54998160 55194582 58099560 64393679 67782820 73592776 77466080 81339384 91990970 101674230 108452512 109996320 110389164 116199120 128787358 135565640 137986455 147185552 162678768 183981940 193181037 203348460 220778328 232398240 257574716 271131280 275972910 294371104 321968395 325357536 367963880 386362074 406696920 441556656 515149432 542262560 551945820 643936790 735927760 772724148 813393840 883113312 965905185 1030298864 1103891640 1287873580 1471855520 1545448296 1626787680 1931810370 2060597728 2207783280 2575747160 3090896592 3863620740 4415566560 5151494320 6181793184 7727241480 10302988640 15454482960 30908965920
- Sum of all divisors σ(n): 117613762560
- Sum of proper divisors (its aliquot sum) s(n): 86704796640
- 30908965920 is an abundant number, because the sum of its proper divisors (86704796640) is greater than itself. Its abundance is 55795830720
Bases of 30908965920
- Binary: 111001100100101000101100100001000002
- Hexadecimal: 0x732516420
- Base-36: E76EEQO
Squares and roots of 30908965920
- 30908965920 squared (309089659202) is 955364174243721446400
- 30908965920 cubed (309089659203) is 29529318702888127960750706688000
-
The
square root of 30908965920 is 175809.4591311855 -
The
cube root of 30908965920 is 3138.3026622543
Scales and comparisons
How big is 30908965920?- 30,908,965,920 seconds is equal to 982 years, 42 weeks, 15 hours, 52 minutes.
-
To count from 1 to 30,908,965,920 would take you about one thousand, nine hundred sixty-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 30908965920 cubic inches would be around 261.5 feet tall.
Recreational maths with 30908965920
- 30908965920 backwards is 02956980903
- The number of decimal digits it has is: 11
- The sum of 30908965920's digits is 51
- More coming soon!
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