138335996520

Names of 138335996520

• Cardinal: 138335996520 can be written as One hundred thirty-eight billion, three hundred thirty-five million, nine hundred ninety-six thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.3833599652 × 10¹¹

Factors of 138335996520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 878

Divisors of 138335996520

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 30 34 36 40 45 51 60 68 72 85 90 102 120 136 153 170 180 204 255 257 281 306 313 340 360 408 510 514 562 612 626 680 765 771 843 939 1020 1028 1124 1224 1252 1285 1405 1530 1542 1565 1686 1878 2040 2056 2248 2313 2504 2529 2570 2810 2817 3060 3084 3130 3372 3756 3855 4215 4369 4626 4695 4777 5058 5140 5321 5620 5634 6120 6168 6260 6744 7512 7710 8430 8738 9252 9390 9554 10116 10280 10642 11240 11268 11565 12520 12645 13107 14085 14331 15420 15963 16860 17476 18504 18780 19108 20232 21284 21845 22536 23130 23885 25290 26214 26605 28170 28662 30840 31926 33720 34952 37560 38216 39321 42568 42993 43690 46260 47770 47889 50580 52428 53210 56340 57324 63852 65535 71655 72217 78642 79815 80441 85986 87380 87953 92520 95540 95778 101160 104856 106420 112680 114648 127704 131070 143310 144434 157284 159630 160882 171972 174760 175906 191080 191556 196605 212840 214965 216651 239445 241323 262140 263859 286620 288868 314568 319260 321764 343944 351812 361085 383112 393210 402205 429930 433302 439765 478890 482646 524280 527718 573240 577736 638520 643528 649953 703624 722170 723969 786420 791577 804410 859860 866604 879530 957780 965292 1055436 1083255 1206615 1227689 1299906 1319295 1367497 1444340 1447938 1495201 1572840 1583154 1608820 1719720 1733208 1759060 1915560 1930584 2110872 2166510 2413230 2455378 2599812 2638590 2734994 2888680 2895876 2990402 3166308 3217640 3249765 3518120 3619845 3683067 3957885 4102491 4333020 4485603 4826460 4910756 5199624 5277180 5469988 5791752 5980804 6138445 6332616 6499530 6837485 7239690 7366134 7476005 7915770 8204982 8666040 8971206 9652920 9821512 10554360 10939976 11049201 11961608 12276890 12307473 12999060 13456809 13674970 14479380 14732268 14952010 15831540 16409964 17942412 18415335 20512455 22098402 22428015 22603921 24553780 24614946 25998120 26913618 27349940 28958760 29464536 29904020 31663080 32819928 35884824 36830670 41024910 44196804 44856030 45207842 49107560 49229892 53827236 54699880 55246005 59808040 61537365 67284045 67811763 73661340 82049820 88393608 89712060 90415684 98459784 107654472 110492010 113019605 123074730 134568090 135623526 147322680 164099640 179424120 180831368 203435289 220984020 226039210 246149460 269136180 271247052 339058815 384266657 406870578 441968040 452078420 492298920 538272360 542494104 678117630 768533314 813741156 904156840 1017176445 1152799971 1356235260 1537066628 1627482312 1921333285 2034352890 2305599942 2712470520 3074133256 3458399913 3842666570 4068705780 4611199884 5763999855 6916799826 7685333140 8137411560 9222399768 11527999710 13833599652 15370666280 17291999565 23055999420 27667199304 34583999130 46111998840 69167998260 138335996520
• Sum of all divisors σ(n): 481123787040
• Sum of proper divisors (its aliquot sum) s(n): 342787790520
• 138335996520 is an abundant number, because the sum of its proper divisors (342787790520) is greater than itself. Its abundance is 204451794000

Bases of 138335996520

• Binary: 10000000110101011101111100101001101000₂
• Hexadecimal: 0x203577CA68
• Base-36: 1RJTOI20

Squares and roots of 138335996520

• 138335996520 squared (138335996520²) is 19136847933181452110400
• 138335996520 cubed (138335996520³) is 2647314929088358551672841055808000
• The square root of 138335996520 is 371935.4735972355
• The cube root of 138335996520 is 5171.8398439143

Scales and comparisons

• 138,335,996,520 seconds is equal to 4,398 years, 34 weeks, 1 day, 1 hour, 42 minutes.
• To count from 1 to 138,335,996,520 would take you about eight thousand, seven hundred ninety-seven 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 138335996520 cubic inches would be around 431 feet tall.

Recreational maths with 138335996520

• 138335996520 backwards is 025699533831
• The number of decimal digits it has is: 12
• The sum of 138335996520's digits is 54
• More coming soon!