138794670240

Names of 138794670240

• Cardinal: 138794670240 can be written as One hundred thirty-eight billion, seven hundred ninety-four million, six hundred seventy thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.3879467024 × 10¹¹

Factors of 138794670240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1028

Divisors of 138794670240

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 69 79 80 92 96 115 120 138 158 160 184 230 233 237 240 276 316 345 368 395 460 466 474 480 552 632 683 690 699 736 790 920 932 948 1104 1165 1185 1264 1366 1380 1398 1580 1817 1840 1864 1896 2049 2208 2330 2370 2528 2732 2760 2796 3160 3415 3495 3634 3680 3728 3792 4098 4660 4740 5359 5451 5464 5520 5592 6320 6830 6990 7268 7456 7584 8196 9085 9320 9480 10245 10718 10902 10928 11040 11184 12640 13660 13980 14536 15709 16077 16392 18170 18407 18640 18960 20490 21436 21804 21856 22368 26795 27255 27320 27960 29072 31418 32154 32784 36340 36814 37280 37920 40980 42872 43608 47127 53590 53957 54510 54640 55221 55920 58144 62836 64308 65568 72680 73628 78545 80385 81960 85744 87216 92035 94254 107180 107914 109020 109280 110442 111840 125672 128616 145360 147256 157090 159139 160770 161871 163920 171488 174432 184070 188508 214360 215828 218040 220884 235635 251344 257232 269785 276105 290720 294512 314180 318278 321540 323742 327840 368140 377016 423361 428720 431656 436080 441768 471270 477417 502688 514464 539570 552210 589024 628360 636556 643080 647484 736280 754032 795695 809355 846722 857440 863312 872160 883536 942540 954834 1079140 1104420 1241011 1256720 1270083 1273112 1286160 1294968 1472560 1508064 1591390 1618710 1693444 1726624 1767072 1885080 1909668 2116805 2158280 2208840 2387085 2482022 2513440 2540166 2546224 2572320 2589936 2945120 3182780 3237420 3386888 3660197 3723033 3770160 3819336 4233610 4316560 4417680 4774170 4964044 5080332 5092448 5179872 6205055 6350415 6365560 6474840 6773776 7320394 7446066 7540320 7638672 8467220 8633120 8835360 9548340 9928088 10160664 10980591 12410110 12571981 12700830 12731120 12949680 13547552 14640788 14892132 15277344 16934440 18300985 18615165 19096680 19856176 20321328 21961182 24820220 25143962 25401660 25462240 25899360 29281576 29784264 33868880 36601970 37230330 37715943 38193360 39712352 40642656 43922364 49640440 50287924 50803320 54902955 58563152 59568528 62859905 67737760 73203940 74460660 75431886 76386720 87844728 99280880 100575848 101606640 109805910 117126304 119137056 125719810 146407880 148921320 150863772 175689456 188579715 198561760 201151696 203213280 219611820 251439620 289155563 292815760 297842640 301727544 351378912 377159430 402303392 439223640 502879240 578311126 585631520 595685280 603455088 754318860 867466689 878447280 1005758480 1156622252 1206910176 1445777815 1508637720 1734933378 1756894560 2011516960 2313244504 2891555630 3017275440 3469866756 4337333445 4626489008 5783111260 6034550880 6939733512 8674666890 9252978016 11566222520 13879467024 17349333780 23132445040 27758934048 34698667560 46264890080 69397335120 138794670240
• Sum of all divisors σ(n): 464648970240
• Sum of proper divisors (its aliquot sum) s(n): 325854300000
• 138794670240 is an abundant number, because the sum of its proper divisors (325854300000) is greater than itself. Its abundance is 187059629760

Bases of 138794670240

• Binary: 10000001010000110011101001100010100000₂
• Hexadecimal: 0x2050CE98A0
• Base-36: 1RRERGYO

Squares and roots of 138794670240

• 138794670240 squared (138794670240²) is 19263960487030341657600
• 138794670240 cubed (138794670240³) is 2673735043313766067241126989824000
• The square root of 138794670240 is 372551.5672225793
• The cube root of 138794670240 is 5177.5495413621

Scales and comparisons

• 138,794,670,240 seconds is equal to 4,413 years, 12 weeks, 3 days, 19 hours, 4 minutes.
• To count from 1 to 138,794,670,240 would take you about eight thousand, eight hundred twenty-six 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 138794670240 cubic inches would be around 431.5 feet tall.

Recreational maths with 138794670240

• 138794670240 backwards is 042076497831
• The number of decimal digits it has is: 12
• The sum of 138794670240's digits is 51
• More coming soon!