138557831552

Names of 138557831552

• Cardinal: 138557831552 can be written as One hundred thirty-eight billion, five hundred fifty-seven million, eight hundred thirty-one thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 1.38557831552 × 10¹¹

Factors of 138557831552

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1118

Divisors of 138557831552

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 89 98 112 128 178 196 224 356 392 401 448 619 623 712 784 802 896 1238 1246 1424 1568 1604 2476 2492 2807 2848 3136 3208 4333 4361 4952 4984 5614 5696 6272 6416 8666 8722 9904 9968 11228 11392 12832 17332 17444 19649 19808 19936 22456 25664 30331 34664 34888 35689 39298 39616 39872 44912 51328 55091 60662 69328 69776 71378 78596 79232 79744 89824 110182 121324 138656 139552 142756 157192 179648 220364 242648 248219 249823 277312 279104 285512 314384 359296 385637 440728 485296 496438 499646 554624 558208 571024 628768 771274 881456 970592 992876 999292 1142048 1257536 1542548 1737533 1748761 1762912 1941184 1985752 1998584 2284096 2515072 2699459 3085096 3475066 3497522 3525824 3882368 3971504 3997168 4568192 5398918 6170192 6950132 6995044 7051648 7943008 7994336 10797836 12162731 12340384 13900264 13990088 15886016 15988672 21595672 22091491 24325462 24680768 27800528 27980176 31772032 31977344 43191344 44182982 48650924 49361536 55601056 55960352 86382688 88365964 97301848 111202112 111920704 154640437 172765376 176731928 194603696 222404224 223841408 309280874 345530752 353463856 389207392 618561748 706927712 778414784 1082483059 1237123496 1413855424 1556829568 2164966118 2474246992 2827710848 4329932236 4948493984 8659864472 9896987968 17319728944 19793975936 34639457888 69278915776 138557831552
• Sum of all divisors σ(n): 326043306000
• Sum of proper divisors (its aliquot sum) s(n): 187485474448
• 138557831552 is an abundant number, because the sum of its proper divisors (187485474448) is greater than itself. Its abundance is 48927642896

Bases of 138557831552

• Binary: 10000001000010101100001011100110000000₂
• Hexadecimal: 0x2042B0B980
• Base-36: 1RNHR728

Squares and roots of 138557831552

• 138557831552 squared (138557831552²) is 19198272684392406728704
• 138557831552 cubed (138557831552³) is 2660071032693405950983640195268608
• The square root of 138557831552 is 372233.5712318275
• The cube root of 138557831552 is 5174.6028811715

Scales and comparisons

• 138,557,831,552 seconds is equal to 4,405 years, 36 weeks, 6 days, 14 hours, 32 minutes, 32 seconds.
• To count from 1 to 138,557,831,552 would take you about eight thousand, eight hundred eleven 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 138557831552 cubic inches would be around 431.2 feet tall.

Recreational maths with 138557831552

• 138557831552 backwards is 255138755831
• The number of decimal digits it has is: 12
• The sum of 138557831552's digits is 53
• More coming soon!