172421799680

Names of 172421799680

• Cardinal: 172421799680 can be written as One hundred seventy-two billion, four hundred twenty-one million, seven hundred ninety-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.7242179968 × 10¹¹

Factors of 172421799680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4709

Divisors of 172421799680

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 37 40 52 61 64 65 74 80 104 122 128 130 148 160 185 208 244 256 260 296 305 320 370 416 481 488 520 592 610 640 740 793 832 962 976 1040 1184 1220 1280 1480 1586 1664 1924 1952 2080 2257 2368 2405 2440 2960 3172 3328 3848 3904 3965 4160 4514 4591 4736 4810 4880 5920 6344 7696 7808 7930 8320 9028 9182 9472 9620 9760 11285 11840 12688 15392 15616 15860 16640 18056 18364 19240 19520 22570 22955 23680 25376 29341 30784 31720 36112 36728 38480 39040 45140 45910 47360 50752 58682 59683 61568 63440 72224 73456 76960 78080 90280 91820 101504 117364 119366 123136 126880 144448 146705 146912 153920 169867 180560 183640 203008 234728 238732 253760 280051 288896 293410 293824 298415 307840 339734 361120 367280 469456 477464 507520 560102 577792 586820 587648 596830 615680 679468 722240 734560 849335 938912 954928 1015040 1120204 1173640 1175296 1193660 1358936 1400255 1444480 1469120 1698670 1877824 1909856 2208271 2240408 2347280 2387320 2717872 2800510 2888960 2938240 3397340 3640663 3755648 3819712 4416542 4480816 4694560 4774640 5435744 5601020 5876480 6794680 7281326 7511296 7639424 8833084 8961632 9389120 9549280 10361887 10871488 11041355 11202040 13589360 14562652 15278848 17666168 17923264 18203315 18778240 19098560 20723774 21742976 22082710 22404080 27178720 29125304 35332336 35846528 36406630 37556480 38197120 41447548 43485952 44165420 44808160 51809435 54357440 58250608 70664672 71693056 72813260 76394240 82895096 88330840 89616320 103618870 108714880 116501216 134704531 141329344 145626520 165790192 176661680 179232640 207237740 217429760 233002432 269409062 282658688 291253040 331580384 353323360 358465280 414475480 466004864 538818124 565317376 582506080 663160768 673522655 706646720 828950960 932009728 1077636248 1165012160 1326321536 1347045310 1413293440 1657901920 2155272496 2330024320 2652643072 2694090620 2826586880 3315803840 4310544992 4660048640 5388181240 6631607680 8621089984 10776362480 13263215360 17242179968 21552724960 34484359936 43105449920 86210899840 172421799680
• Sum of all divisors σ(n): 464384110848
• Sum of proper divisors (its aliquot sum) s(n): 291962311168
• 172421799680 is an abundant number, because the sum of its proper divisors (291962311168) is greater than itself. Its abundance is 119540511488

Bases of 172421799680

• Binary: 10100000100101001000111101111100000000₂
• Hexadecimal: 0x282523DF00
• Base-36: 277JHK3K

Squares and roots of 172421799680

• 172421799680 squared (172421799680²) is 29729277004890048102400
• 172421799680 cubed (172421799680³) is 5125975444368382254337576927232000
• The square root of 172421799680 is 415237.0403516527
• The cube root of 172421799680 is 5565.8400896041

Scales and comparisons

• 172,421,799,680 seconds is equal to 5,482 years, 24 weeks, 6 days, 16 hours, 21 minutes, 20 seconds.
• To count from 1 to 172,421,799,680 would take you about ten thousand, nine hundred sixty-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 172421799680 cubic inches would be around 463.8 feet tall.

Recreational maths with 172421799680

• 172421799680 backwards is 086997124271
• The number of decimal digits it has is: 12
• The sum of 172421799680's digits is 56
• More coming soon!