138195652608

Names of 138195652608

• Cardinal: 138195652608 can be written as One hundred thirty-eight billion, one hundred ninety-five million, six hundred fifty-two thousand, six hundred eight.

Scientific notation

• Scientific notation: 1.38195652608 × 10¹¹

Factors of 138195652608

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 197

Divisors of 138195652608

• Number of divisors d(n): 390
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 81 96 104 108 117 128 144 156 162 179 192 208 216 234 256 288 312 324 351 358 384 416 432 468 512 537 576 624 648 702 716 768 832 864 936 1024 1053 1074 1152 1248 1296 1404 1432 1536 1611 1664 1728 1872 2048 2106 2148 2304 2327 2496 2592 2808 2864 3072 3222 3328 3456 3744 4096 4212 4296 4608 4654 4833 4992 5184 5616 5728 6144 6444 6656 6912 6981 7488 8424 8592 9216 9308 9666 9984 10368 11232 11456 12288 12888 13312 13824 13962 14499 14976 16848 17184 18432 18616 19332 19968 20736 20943 22464 22912 25776 26624 27648 27924 28998 29952 32041 33696 34368 36864 37232 38664 39936 41472 41886 44928 45824 51552 53248 55296 55848 57996 59904 62829 64082 67392 68736 74464 77328 79872 82944 83772 89856 91648 96123 103104 110592 111696 115992 119808 125658 128164 134784 137472 148928 154656 159744 165888 167544 179712 183296 188487 192246 206208 223392 231984 239616 251316 256328 269568 274944 288369 297856 309312 331776 335088 359424 366592 376974 384492 412416 416533 446784 463968 479232 502632 512656 539136 549888 576738 595712 618624 670176 718848 733184 753948 768984 824832 833066 865107 893568 927936 1005264 1025312 1078272 1099776 1153476 1191424 1237248 1249599 1340352 1437696 1507896 1537968 1649664 1666132 1730214 1787136 1855872 2010528 2050624 2156544 2199552 2306952 2382848 2474496 2499198 2595321 2680704 3015792 3075936 3299328 3332264 3460428 3574272 3711744 3748797 4021056 4101248 4313088 4613904 4765696 4948992 4998396 5190642 5361408 6031584 6151872 6598656 6664528 6920856 7148544 7423488 7497594 8042112 8202496 9227808 9531392 9897984 9996792 10381284 10722816 11246391 12063168 12303744 13329056 13841712 14297088 14846976 14995188 16084224 16404992 18455616 19795968 19993584 20762568 21445632 22492782 24126336 24607488 26658112 27683424 28594176 29693952 29990376 32168448 32809984 33739173 36911232 39987168 41525136 42891264 44985564 48252672 49214976 53316224 55366848 59387904 59980752 64336896 65619968 67478346 73822464 79974336 83050272 85782528 89971128 96505344 98429952 106632448 110733696 119961504 128673792 131239936 134956692 147644928 159948672 166100544 179942256 193010688 196859904 213264896 221467392 239923008 257347584 269913384 295289856 319897344 332201088 359884512 386021376 393719808 426529792 442934784 479846016 539826768 590579712 639794688 664402176 719769024 772042752 853059584 885869568 959692032 1079653536 1181159424 1279589376 1328804352 1439538048 1706119168 1771739136 1919384064 2159307072 2559178752 2657608704 2879076096 3543478272 3838768128 4318614144 5118357504 5315217408 5758152192 7677536256 8637228288 10630434816 11516304384 15355072512 17274456576 23032608768 34548913152 46065217536 69097826304 138195652608
• Sum of all divisors σ(n): 447084225434
• Sum of proper divisors (its aliquot sum) s(n): 308888572826
• 138195652608 is an abundant number, because the sum of its proper divisors (308888572826) is greater than itself. Its abundance is 170692920218

Bases of 138195652608

• Binary: 10000000101101000110100101000000000000₂
• Hexadecimal: 0x202D1A5000
• Base-36: 1RHI4G00

Squares and roots of 138195652608

• 138195652608 squared (138195652608²) is 19098038399751017201664
• 138195652608 cubed (138195652608³) is 2639265880186235806895790423539712
• The square root of 138195652608 is 371746.7587054391
• The cube root of 138195652608 is 5170.0902828223

Scales and comparisons

• 138,195,652,608 seconds is equal to 4,394 years, 10 weeks, 17 hours, 16 minutes, 48 seconds.
• To count from 1 to 138,195,652,608 would take you about eight thousand, seven hundred eighty-eight 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 138195652608 cubic inches would be around 430.8 feet tall.

Recreational maths with 138195652608

• 138195652608 backwards is 806256591831
• 138195652608 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138195652608's digits is 54
• More coming soon!