129477967872

Names of 129477967872

• Cardinal: 129477967872 can be written as One hundred twenty-nine billion, four hundred seventy-seven million, nine hundred sixty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.29477967872 × 10¹¹

Factors of 129477967872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 195

Divisors of 129477967872

• Number of divisors d(n): 544
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 19 22 23 24 32 33 38 44 46 48 57 64 66 69 76 88 92 96 114 128 132 137 138 152 176 184 192 209 228 253 256 264 274 276 304 352 368 384 411 418 437 456 506 512 528 548 552 608 627 704 736 759 768 822 836 874 912 1012 1024 1056 1096 1104 1216 1254 1311 1408 1472 1507 1518 1536 1644 1672 1748 1824 2024 2048 2112 2192 2208 2432 2508 2603 2622 2816 2944 3014 3036 3072 3151 3288 3344 3496 3648 4048 4096 4224 4384 4416 4521 4807 4864 5016 5206 5244 5632 5888 6028 6072 6144 6302 6576 6688 6992 7296 7809 8096 8192 8448 8768 8832 9042 9453 9614 9728 10032 10412 10488 11264 11776 12056 12144 12288 12604 13152 13376 13984 14421 14592 15618 16192 16384 16896 17536 17664 18084 18906 19228 19456 20064 20824 20976 22528 23552 24112 24288 24576 25208 26304 26752 27968 28633 28842 29184 31236 32384 32768 33792 34661 35072 35328 36168 37812 38456 38912 40128 41648 41952 45056 47104 48224 48576 49152 50416 52608 53504 55936 57266 57684 58368 59869 62472 64768 65536 67584 69322 70144 70656 72336 75624 76912 77824 80256 83296 83904 85899 90112 94208 96448 97152 98304 100832 103983 105216 107008 111872 114532 115368 116736 119738 124944 129536 135168 138644 140288 141312 144672 151248 153824 155648 160512 166592 167808 171798 179607 180224 188416 192896 194304 196608 201664 207966 210432 214016 223744 229064 230736 233472 239476 249888 259072 270336 277288 280576 282624 289344 302496 307648 311296 321024 333184 335616 343596 359214 360448 376832 385792 388608 403328 415932 420864 428032 447488 458128 461472 466944 478952 499776 518144 540672 554576 561152 565248 578688 604992 615296 622592 642048 658559 666368 671232 687192 718428 720896 753664 771584 777216 806656 831864 841728 856064 894976 916256 922944 933888 957904 999552 1036288 1081344 1109152 1122304 1130496 1157376 1209984 1230592 1245184 1284096 1317118 1332736 1342464 1374384 1436856 1507328 1543168 1554432 1613312 1663728 1683456 1712128 1789952 1832512 1845888 1867776 1915808 1975677 1999104 2072576 2162688 2218304 2244608 2260992 2314752 2419968 2461184 2568192 2634236 2665472 2684928 2748768 2873712 3086336 3108864 3226624 3327456 3366912 3424256 3579904 3665024 3691776 3735552 3831616 3951354 3998208 4145152 4436608 4489216 4521984 4629504 4839936 4922368 5136384 5268472 5330944 5369856 5497536 5747424 6172672 6217728 6453248 6654912 6733824 6848512 7159808 7330048 7383552 7663232 7902708 7996416 8290304 8873216 8978432 9259008 9679872 9844736 10272768 10536944 10661888 10739712 10995072 11494848 12345344 12435456 12906496 13309824 13467648 13697024 14319616 14660096 14767104 15326464 15805416 15992832 16580608 17746432 18518016 19359744 19689472 20545536 21073888 21323776 21479424 21990144 22989696 24690688 24870912 25812992 26619648 26935296 28639232 29320192 29534208 30652928 31610832 31985664 35492864 37036032 38719488 39378944 41091072 42147776 42647552 42958848 43980288 45979392 49381376 49741824 51625984 53239296 58640384 59068416 61305856 63221664 63971328 70985728 74072064 77438976 78757888 84295552 85295104 85917696 87960576 91958784 98762752 103251968 106478592 117280768 118136832 122611712 126443328 127942656 141971456 148144128 154877952 157515776 168591104 170590208 175921152 183917568 206503936 212957184 234561536 236273664 245223424 252886656 255885312 283942912 296288256 309755904 315031552 337182208 351842304 367835136 425914368 469123072 472547328 490446848 505773312 511770624 567885824 619511808 674364416 703684608 735670272 851828736 938246144 945094656 980893696 1011546624 1135771648 1348728832 1407369216 1471340544 1703657472 1876492288 1961787392 2023093248 2271543296 2697457664 2814738432 2942681088 3407314944 3923574784 4046186496 5394915328 5629476864 5885362176 6814629888 8092372992 10789830656 11770724352 16184745984 21579661312 32369491968 43159322624 64738983936 129477967872
• Sum of all divisors σ(n): 416742865920
• Sum of proper divisors (its aliquot sum) s(n): 287264898048
• 129477967872 is an abundant number, because the sum of its proper divisors (287264898048) is greater than itself. Its abundance is 157786930176

Bases of 129477967872

• Binary: 1111000100101011111010000000000000000₂
• Hexadecimal: 0x1E257D0000
• Base-36: 1NHBU7EO

Squares and roots of 129477967872

• 129477967872 squared (129477967872²) is 16764544164262664208384
• 129477967872 cubed (129477967872³) is 2170639110689126326942267865038848
• The square root of 129477967872 is 359830.4710165607
• The cube root of 129477967872 is 5059.0071306207

Scales and comparisons

• 129,477,967,872 seconds is equal to 4,116 years, 51 weeks, 6 days, 14 hours, 11 minutes, 12 seconds.
• To count from 1 to 129,477,967,872 would take you about eight thousand, two hundred thirty-three 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 129477967872 cubic inches would be around 421.6 feet tall.

Recreational maths with 129477967872

• 129477967872 backwards is 278769774921
• 129477967872 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129477967872's digits is 69
• More coming soon!