20139657072

Names of 20139657072

• Cardinal: 20139657072 can be written as Twenty billion, one hundred thirty-nine million, six hundred fifty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 2.0139657072 × 10¹⁰

Factors of 20139657072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 144

Divisors of 20139657072

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 37 46 48 69 74 79 92 111 138 148 158 184 222 237 276 296 316 368 444 474 552 592 632 851 888 948 1104 1264 1702 1776 1817 1896 2553 2923 3404 3634 3792 5106 5451 5846 6241 6808 7268 8769 10212 10902 11692 12482 13616 14536 17538 18723 20424 21804 23384 24964 29072 35076 37446 40848 43608 46768 49928 67229 70152 74892 87216 99856 134458 140304 143543 149784 201687 230917 268916 287086 299568 403374 430629 461834 493039 537832 574172 692751 806748 861258 923668 986078 1075664 1148344 1385502 1479117 1613496 1722516 1847336 1972156 2296688 2771004 2958234 3226992 3445032 3694672 3944312 5311091 5542008 5916468 6890064 7888624 10622182 11084016 11339897 11832936 15933273 18242443 21244364 22679794 23665872 31866546 34019691 36484886 42488728 45359588 54727329 63733092 68039382 72969772 84977456 90719176 109454658 127466184 136078764 145939544 181438352 218909316 254932368 272157528 291879088 419576189 437818632 544315056 839152378 875637264 1258728567 1678304756 2517457134 3356609512 5034914268 6713219024 10069828536 20139657072
• Sum of all divisors σ(n): 56471623680
• Sum of proper divisors (its aliquot sum) s(n): 36331966608
• 20139657072 is an abundant number, because the sum of its proper divisors (36331966608) is greater than itself. Its abundance is 16192309536

Bases of 20139657072

• Binary: 10010110000011010101100011101110000₂
• Hexadecimal: 0x4B06AC770
• Base-36: 992MQUO

Squares and roots of 20139657072

• 20139657072 squared (20139657072²) is 405605786977759613184
• 20139657072 cubed (20139657072³) is 8168761456150761900377130037248
• The square root of 20139657072 is 141914.2595795081
• The cube root of 20139657072 is 2720.7210941381

Scales and comparisons

• 20,139,657,072 seconds is equal to 640 years, 19 weeks, 4 days, 21 hours, 11 minutes, 12 seconds.
• To count from 1 to 20,139,657,072 would take you about one thousand, two hundred eighty 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 20139657072 cubic inches would be around 226.7 feet tall.

Recreational maths with 20139657072

• 20139657072 backwards is 27075693102
• The number of decimal digits it has is: 11
• The sum of 20139657072's digits is 42
• More coming soon!