20988977152

Names of 20988977152

• Cardinal: 20988977152 can be written as Twenty billion, nine hundred eighty-eight million, nine hundred seventy-seven thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 2.0988977152 × 10¹⁰

Factors of 20988977152

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 109

Divisors of 20988977152

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 8 11 13 16 19 22 23 26 32 38 41 44 46 52 64 76 82 88 92 104 128 143 152 164 176 184 208 209 247 253 256 286 299 304 328 352 368 416 418 437 451 494 506 512 533 572 598 608 656 704 736 779 832 836 874 902 943 988 1012 1024 1066 1144 1196 1216 1312 1408 1472 1558 1664 1672 1748 1804 1886 1976 2024 2048 2132 2288 2392 2432 2624 2717 2816 2944 3116 3289 3328 3344 3496 3608 3772 3952 4048 4096 4264 4576 4784 4807 4864 5248 5434 5632 5681 5863 5888 6232 6578 6656 6688 6992 7216 7544 7904 8096 8192 8528 8569 9152 9568 9614 9728 10127 10373 10496 10868 11264 11362 11726 11776 12259 12464 13156 13312 13376 13984 14432 15088 15808 16192 17056 17138 17917 18304 19136 19228 19456 20254 20746 20992 21736 22528 22724 23452 23552 24518 24928 26312 26624 26752 27968 28864 30176 31616 32384 34112 34276 35834 36608 38272 38456 38912 40508 41492 41984 43472 45056 45448 46904 47104 49036 49856 52624 53248 53504 55936 57728 60352 62491 63232 64768 68224 68552 71668 73216 76544 76912 77824 81016 82984 83968 86944 90112 90896 93808 94208 98072 99712 105248 106496 107008 111397 111872 115456 120704 124982 126464 129536 134849 136448 137104 143336 146432 153088 153824 155648 162032 165968 167936 173888 181792 187616 188416 196144 197087 199424 210496 214016 222794 223744 230912 232921 241408 249964 252928 259072 269698 272896 274208 286672 292864 306176 307648 324064 331936 335872 347776 363584 375232 392288 394174 398848 420992 428032 445588 447488 461824 465842 482816 499928 505856 518144 539396 545792 548416 573344 585728 612352 615296 648128 663872 695552 727168 750464 784576 788348 797696 841984 856064 891176 894976 923648 931684 965632 999856 1011712 1036288 1078792 1091584 1096832 1146688 1171456 1224704 1230592 1296256 1327744 1391104 1454336 1500928 1569152 1576696 1595392 1683968 1712128 1782352 1789952 1847296 1863368 1931264 1999712 2023424 2072576 2157584 2183168 2193664 2293376 2449408 2461184 2562131 2592512 2655488 2782208 2908672 3001856 3138304 3153392 3190784 3367936 3564704 3579904 3694592 3726736 3862528 3999424 4315168 4366336 4387328 4586752 4922368 5124262 5185024 5310976 5564416 5817344 6003712 6276608 6306784 6381568 6735872 7129408 7453472 7725056 7998848 8630336 8774656 9173504 9844736 10248524 10370048 10621952 11128832 11634688 12007424 12553216 12613568 13471744 14258816 14906944 15997696 17260672 17549312 18347008 19689472 20497048 20740096 21243904 22257664 23269376 24014848 25106432 25227136 26943488 28517632 29813888 31995392 34521344 35098624 36694016 39378944 40994096 41480192 42487808 46538752 48029696 50212864 50454272 57035264 59627776 63990784 69042688 70197248 73388032 81988192 82960384 84975616 100425728 100908544 114070528 119255552 127981568 138085376 146776064 163976384 201817088 228141056 238511104 255963136 276170752 327952768 403634176 456282112 477022208 511926272 552341504 655905536 807268352 912564224 954044416 1104683008 1311811072 1614536704 1908088832 2623622144 5247244288 10494488576 20988977152
• Sum of all divisors σ(n): 55487255040
• Sum of proper divisors (its aliquot sum) s(n): 34498277888
• 20988977152 is an abundant number, because the sum of its proper divisors (34498277888) is greater than itself. Its abundance is 13509300736

Bases of 20988977152

• Binary: 10011100011000010100110000000000000₂
• Hexadecimal: 0x4E30A6000
• Base-36: 9N4AMF4

Squares and roots of 20988977152

• 20988977152 squared (20988977152²) is 440537161887178031104
• 20988977152 cubed (20988977152³) is 9246424425456904896598201335808
• The square root of 20988977152 is 144875.7300309475
• The cube root of 20988977152 is 2758.4413744079

Scales and comparisons

• 20,988,977,152 seconds is equal to 667 years, 19 weeks, 6 days, 23 hours, 25 minutes, 52 seconds.
• To count from 1 to 20,988,977,152 would take you about one thousand, three hundred thirty-four 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 20988977152 cubic inches would be around 229.9 feet tall.

Recreational maths with 20988977152

• 20988977152 backwards is 25177988902
• The number of decimal digits it has is: 11
• The sum of 20988977152's digits is 58
• More coming soon!