138334430520

Names of 138334430520

• Cardinal: 138334430520 can be written as One hundred thirty-eight billion, three hundred thirty-four million, four hundred thirty thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.3833443052 × 10¹¹

Factors of 138334430520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2687183

Divisors of 138334430520

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 13 15 18 20 22 24 26 30 33 36 39 40 44 45 52 55 60 65 66 72 78 88 90 99 104 110 117 120 130 132 143 156 165 180 195 198 220 234 260 264 286 312 330 360 390 396 429 440 468 495 520 572 585 660 715 780 792 858 936 990 1144 1170 1287 1320 1430 1560 1716 1980 2145 2340 2574 2860 3432 3960 4290 4680 5148 5720 6435 8580 10296 12870 17160 25740 51480 2687149 5374298 8061447 10748596 13435745 16122894 21497192 24184341 26871490 29558639 32245788 34932937 40307235 48368682 53742980 59117278 64491576 69865874 80614470 88675917 96737364 104798811 107485960 118234556 120921705 139731748 147793195 161228940 174664685 177351834 193474728 209597622 236469112 241843410 266027751 279463496 295586390 314396433 322457880 349329370 354703668 384262307 419195244 443379585 483686820 523994055 532055502 591172780 628792866 698658740 709407336 768524614 838390488 886759170 967373640 1047988110 1064111004 1152786921 1182345560 1257585732 1330138755 1397317480 1537049228 1571982165 1773518340 1921311535 2095976220 2128222008 2305573842 2515171464 2660277510 3074098456 3143964330 3458360763 3547036680 3842623070 4191952440 4611147684 5320555020 5763934605 6287928660 6916721526 7685246140 9222295368 10641110040 11527869210 12575857320 13833443052 15370492280 17291803815 23055738420 27666886104 34583607630 46111476840 69167215260 138334430520
• Sum of all divisors σ(n): 528186204000
• Sum of proper divisors (its aliquot sum) s(n): 389851773480
• 138334430520 is an abundant number, because the sum of its proper divisors (389851773480) is greater than itself. Its abundance is 251517342960

Bases of 138334430520

• Binary: 10000000110101010111111110010100111000₂
• Hexadecimal: 0x20355FE538
• Base-36: 1RJSQXQ0

Squares and roots of 138334430520

• 138334430520 squared (138334430520²) is 19136414667292707470400
• 138334430520 cubed (138334430520³) is 2647225025194511958066733756608000
• The square root of 138334430520 is 371933.3683874035
• The cube root of 138334430520 is 5171.8203283101

Scales and comparisons

• 138,334,430,520 seconds is equal to 4,398 years, 31 weeks, 3 days, 22 hours, 42 minutes.
• To count from 1 to 138,334,430,520 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 138334430520 cubic inches would be around 431 feet tall.

Recreational maths with 138334430520

• 138334430520 backwards is 025034433831
• 138334430520 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138334430520's digits is 36
• More coming soon!