138278666240
138,278,666,240 is an even composite number composed of five prime numbers multiplied together.
138278666240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred eight divisors.
Prime factorization of 138278666240:
216 × 5 × 11 × 132 × 227
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 13 × 13 × 227)See below for interesting mathematical facts about the number 138278666240 from the Numbermatics database.
Names of 138278666240
- Cardinal: 138278666240 can be written as One hundred thirty-eight billion, two hundred seventy-eight million, six hundred sixty-six thousand, two hundred forty.
Scientific notation
- Scientific notation: 1.3827866624 × 1011
Factors of 138278666240
Divisors of 138278666240
- Number of divisors d(n): 408
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Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 104 110 128 130 143 160 169 176 208 220 227 256 260 286 320 338 352 416 440 454 512 520 572 640 676 704 715 832 845 880 908 1024 1040 1135 1144 1280 1352 1408 1430 1664 1690 1760 1816 1859 2048 2080 2270 2288 2497 2560 2704 2816 2860 2951 3328 3380 3520 3632 3718 4096 4160 4540 4576 4994 5120 5408 5632 5720 5902 6656 6760 7040 7264 7436 8192 8320 9080 9152 9295 9988 10240 10816 11264 11440 11804 12485 13312 13520 14080 14528 14755 14872 16384 16640 18160 18304 18590 19976 20480 21632 22528 22880 23608 24970 26624 27040 28160 29056 29510 29744 32461 32768 33280 36320 36608 37180 38363 39952 40960 43264 45056 45760 47216 49940 53248 54080 56320 58112 59020 59488 64922 65536 66560 72640 73216 74360 76726 79904 81920 86528 90112 91520 94432 99880 106496 108160 112640 116224 118040 118976 129844 133120 145280 146432 148720 153452 159808 162305 163840 173056 180224 183040 188864 191815 199760 212992 216320 225280 232448 236080 237952 259688 266240 290560 292864 297440 306904 319616 324610 327680 346112 360448 366080 377728 383630 399520 421993 425984 432640 450560 464896 472160 475904 519376 532480 581120 585728 594880 613808 639232 649220 692224 720896 732160 755456 767260 799040 843986 851968 865280 901120 929792 944320 951808 1038752 1064960 1162240 1171456 1189760 1227616 1278464 1298440 1384448 1464320 1510912 1534520 1598080 1687972 1730560 1802240 1859584 1888640 1903616 2077504 2109965 2129920 2324480 2342912 2379520 2455232 2556928 2596880 2768896 2928640 3021824 3069040 3196160 3375944 3461120 3604480 3719168 3777280 3807232 4155008 4219930 4259840 4648960 4685824 4759040 4910464 5113856 5193760 5537792 5857280 6043648 6138080 6392320 6751888 6922240 7438336 7554560 7614464 8310016 8439860 9297920 9371648 9518080 9820928 10227712 10387520 11075584 11714560 12087296 12276160 12784640 13503776 13844480 14876672 15109120 15228928 16620032 16879720 18595840 19036160 19641856 20455424 20775040 23429120 24174592 24552320 25569280 27007552 27688960 30218240 30457856 33240064 33759440 37191680 38072320 39283712 40910848 41550080 46858240 48349184 49104640 51138560 54015104 55377920 60436480 60915712 66480128 67518880 74383360 76144640 78567424 81821696 83100160 96698368 98209280 102277120 108030208 120872960 121831424 132960256 135037760 152289280 157134848 163643392 166200320 193396736 196418560 204554240 216060416 241745920 265920512 270075520 304578560 314269696 332400640 392837120 409108480 432120832 483491840 531841024 540151040 609157120 628539392 664801280 785674240 818216960 864241664 966983680 1063682048 1080302080 1257078784 1329602560 1571348480 1728483328 2127364096 2160604160 2514157568 2659205120 3142696960 3456966656 4321208320 5318410240 6285393920 6913933312 8642416640 10636820480 12570787840 13827866624 17284833280 27655733248 34569666560 69139333120 138278666240
- Sum of all divisors σ(n): 393754061088
- Sum of proper divisors (its aliquot sum) s(n): 255475394848
- 138278666240 is an abundant number, because the sum of its proper divisors (255475394848) is greater than itself. Its abundance is 117196728608
Bases of 138278666240
- Binary: 100000001100100000110100000000000000002
- Hexadecimal: 0x20320D0000
- Base-36: 1RIVJPQ8
Squares and roots of 138278666240
- 138278666240 squared (1382786662402) is 19120989537113315737600
- 138278666240 cubed (1382786662403) is 2644024930381024279939329818624000
-
The
square root of 138278666240 is 371858.3954141683 -
The
cube root of 138278666240 is 5171.1252938265
Scales and comparisons
How big is 138278666240?- 138,278,666,240 seconds is equal to 4,396 years, 43 weeks, 2 days, 12 hours, 37 minutes, 20 seconds.
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To count from 1 to 138,278,666,240 would take you about eight thousand, seven hundred ninety-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 138278666240 cubic inches would be around 430.9 feet tall.
Recreational maths with 138278666240
- 138278666240 backwards is 042666872831
- The number of decimal digits it has is: 12
- The sum of 138278666240's digits is 53
- More coming soon!
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