642834579456

Names of 642834579456

• Cardinal: 642834579456 can be written as Six hundred forty-two billion, eight hundred thirty-four million, five hundred seventy-nine thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 6.42834579456 × 10¹¹

Factors of 642834579456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 615

Divisors of 642834579456

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 107 108 128 144 162 192 214 216 243 256 288 321 324 384 428 432 486 503 512 576 642 648 729 768 856 864 963 972 1006 1024 1152 1284 1296 1458 1509 1536 1712 1728 1926 1944 2012 2048 2304 2568 2592 2889 2916 3018 3072 3424 3456 3852 3888 4024 4096 4527 4608 5136 5184 5778 5832 6036 6144 6848 6912 7704 7776 8048 8192 8667 9054 9216 10272 10368 11556 11664 12072 12288 13581 13696 13824 15408 15552 16096 16384 17334 18108 18432 20544 20736 23112 23328 24144 24576 26001 27162 27392 27648 30816 31104 32192 34668 36216 36864 40743 41088 41472 46224 46656 48288 49152 52002 53821 54324 54784 55296 61632 62208 64384 69336 72432 73728 78003 81486 82176 82944 92448 93312 96576 104004 107642 108648 109568 110592 122229 123264 124416 128768 138672 144864 147456 156006 161463 162972 164352 165888 184896 186624 193152 208008 215284 217296 219136 221184 244458 246528 248832 257536 277344 289728 312012 322926 325944 328704 331776 366687 369792 373248 386304 416016 430568 434592 438272 442368 484389 488916 493056 497664 515072 554688 579456 624024 645852 651888 657408 663552 733374 739584 746496 772608 832032 861136 869184 876544 968778 977832 986112 995328 1030144 1109376 1158912 1248048 1291704 1303776 1314816 1327104 1453167 1466748 1479168 1492992 1545216 1664064 1722272 1738368 1753088 1937556 1955664 1972224 1990656 2060288 2218752 2317824 2496096 2583408 2607552 2629632 2906334 2933496 2958336 2985984 3090432 3328128 3444544 3476736 3875112 3911328 3944448 3981312 4120576 4359501 4437504 4635648 4992192 5166816 5215104 5259264 5812668 5866992 5916672 5971968 6180864 6656256 6889088 6953472 7750224 7822656 7888896 8241152 8719002 8875008 9271296 9984384 10333632 10430208 11625336 11733984 11833344 11943936 12361728 13078503 13312512 13778176 13906944 15500448 15645312 15777792 17438004 17750016 18542592 19968768 20667264 20860416 23250672 23467968 23666688 24723456 26157006 26625024 27556352 27813888 31000896 31290624 34876008 35500032 37085184 39235509 39937536 41334528 41720832 46501344 46935936 47333376 52314012 53250048 55112704 55627776 62001792 62581248 69752016 71000064 74170368 78471018 79875072 82669056 83441664 93002688 93871872 104628024 106500096 110225408 111255552 124003584 125162496 139504032 142000128 156942036 159750144 165338112 166883328 186005376 187743744 209256048 213000192 220450816 222511104 248007168 250324992 279008064 313884072 319500288 330676224 333766656 372010752 375487488 418512096 426000384 440901632 496014336 500649984 558016128 627768144 639000576 661352448 667533312 744021504 750974976 837024192 881803264 992028672 1001299968 1116032256 1255536288 1278001152 1322704896 1488043008 1501949952 1674048384 1984057344 2002599936 2232064512 2511072576 2645409792 2976086016 3003899904 3348096768 3968114688 4464129024 5022145152 5952172032 6007799808 6696193536 7936229376 8928258048 10044290304 11904344064 13392387072 17856516096 20088580608 23808688128 26784774144 35713032192 40177161216 53569548288 71426064384 80354322432 107139096576 160708644864 214278193152 321417289728 642834579456
• Sum of all divisors σ(n): 1949445664992
• Sum of proper divisors (its aliquot sum) s(n): 1306611085536
• 642834579456 is an abundant number, because the sum of its proper divisors (1306611085536) is greater than itself. Its abundance is 663776506080

Bases of 642834579456

• Binary: 1001010110101011111011010100000000000000₂
• Hexadecimal: 0x95ABED4000
• Base-36: 87BB4000

Squares and roots of 642834579456

• 642834579456 squared (642834579456²) is 413236296544372377255936
• 642834579456 cubed (642834579456³) is 265642580905056523176782597839650816
• The square root of 642834579456 is 801769.6548610455
• The cube root of 642834579456 is 8630.4427653873

Scales and comparisons

• 642,834,579,456 seconds is equal to 20,440 years, 7 weeks, 6 days, 57 minutes, 36 seconds.
• To count from 1 to 642,834,579,456 would take you about forty thousand, eight 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 642834579456 cubic inches would be around 719.2 feet tall.

Recreational maths with 642834579456

• 642834579456 backwards is 654975438246
• The number of decimal digits it has is: 12
• The sum of 642834579456's digits is 63
• More coming soon!