168939768400
168,939,768,400 is an even composite number composed of six prime numbers multiplied together.
168939768400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 168939768400:
24 × 52 × 132 × 53 × 61 × 773
(2 × 2 × 2 × 2 × 5 × 5 × 13 × 13 × 53 × 61 × 773)See below for interesting mathematical facts about the number 168939768400 from the Numbermatics database.
Names of 168939768400
- Cardinal: 168939768400 can be written as One hundred sixty-eight billion, nine hundred thirty-nine million, seven hundred sixty-eight thousand, four hundred.
Scientific notation
- Scientific notation: 1.689397684 × 1011
Factors of 168939768400
Divisors of 168939768400
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 4 5 8 10 13 16 20 25 26 40 50 52 53 61 65 80 100 104 106 122 130 169 200 208 212 244 260 265 305 325 338 400 424 488 520 530 610 650 676 689 773 793 845 848 976 1040 1060 1220 1300 1325 1352 1378 1525 1546 1586 1690 2120 2440 2600 2650 2704 2756 3050 3092 3172 3233 3380 3445 3865 3965 4225 4240 4880 5200 5300 5512 6100 6184 6344 6466 6760 6890 7730 7930 8450 8957 10049 10309 10600 11024 12200 12368 12688 12932 13520 13780 15460 15860 16165 16900 17225 17914 19325 19825 20098 20618 21200 24400 25864 27560 30920 31720 32330 33800 34450 35828 38650 39650 40196 40969 41236 42029 44785 47153 50245 51545 51728 55120 61840 63440 64660 67600 68900 71656 77300 79300 80392 80825 81938 82472 84058 89570 94306 100490 103090 129320 130637 137800 143312 154600 158600 160784 161650 163876 164944 168116 179140 188612 200980 204845 206180 210145 223925 235765 251225 257725 258640 261274 275600 309200 317200 323300 327752 336232 358280 377224 401960 409690 412360 420290 447850 471530 502450 515450 522548 532597 546377 612989 646600 653185 655504 672464 716560 754448 803920 819380 824720 840580 895700 943060 1004900 1024225 1030900 1045096 1050725 1065194 1092754 1178825 1225978 1293200 1306370 1638760 1681160 1791400 1886120 2009800 2048450 2061800 2090192 2101450 2130388 2185508 2357650 2451956 2499109 2612740 2662985 2731885 3064945 3265925 3277520 3362320 3582800 3772240 4019600 4096900 4123600 4202900 4260776 4371016 4715300 4903912 4998218 5225480 5325970 5463770 6129890 6531850 6923761 7968857 8193800 8405800 8521552 8742032 9430600 9807824 9996436 10450960 10651940 10927540 12259780 12495545 13063700 13314925 13659425 13847522 15324725 15937714 16387600 16811600 18861200 19992872 21303880 21855080 24519560 24991090 26127400 26629850 27318850 27695044 30649450 31875428 32488417 34618805 39844285 39985744 42607760 43710160 49039120 49982180 52254800 53259700 54637700 55390088 61298900 62477725 63750856 64976834 69237610 79688570 99964360 106519400 109275400 110780176 122597800 124955450 127501712 129953668 138475220 159377140 162442085 173094025 199221425 199928720 213038800 218550800 245195600 249910900 259907336 276950440 318754280 324884170 346188050 398442850 422349421 499821800 519814672 553900880 637508560 649768340 692376100 796885700 812210425 844698842 999643600 1299536680 1384752200 1593771400 1624420850 1689397684 2111747105 2599073360 2769504400 3187542800 3248841700 3378795368 4223494210 6497683400 6757590736 8446988420 10558735525 12995366800 16893976840 21117471050 33787953680 42234942100 84469884200 168939768400
- Sum of all divisors σ(n): 455722936776
- Sum of proper divisors (its aliquot sum) s(n): 286783168376
- 168939768400 is an abundant number, because the sum of its proper divisors (286783168376) is greater than itself. Its abundance is 117843399976
Bases of 168939768400
- Binary: 100111010101011001100001001010010100002
- Hexadecimal: 0x2755984A50
- Base-36: 25LYDJKG
Squares and roots of 168939768400
- 168939768400 squared (1689397684002) is 28540645347045638560000
- 168939768400 cubed (1689397684003) is 4821650014916427802556509504000000
-
The
square root of 168939768400 is 411022.8319692229 -
The
cube root of 168939768400 is 5528.1179171855
Scales and comparisons
How big is 168939768400?- 168,939,768,400 seconds is equal to 5,371 years, 39 weeks, 4 days, 9 hours, 26 minutes, 40 seconds.
-
To count from 1 to 168,939,768,400 would take you about ten thousand, seven hundred forty-three 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 168939768400 cubic inches would be around 460.7 feet tall.
Recreational maths with 168939768400
- 168939768400 backwards is 004867939861
- 168939768400 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 168939768400's digits is 61
- More coming soon!
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