18979708478976

Names of 18979708478976

• Cardinal: 18979708478976 can be written as Eighteen trillion, nine hundred seventy-nine billion, seven hundred eight million, four hundred seventy-eight thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.8979708478976 × 10¹³

Factors of 18979708478976

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1095924

Divisors of 18979708478976

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 179 189 192 216 224 252 256 288 336 358 378 384 432 448 504 512 537 576 672 716 756 768 864 896 1008 1074 1152 1253 1344 1432 1512 1536 1611 1728 1792 2016 2148 2304 2506 2688 2864 3024 3222 3456 3584 3759 4032 4296 4608 4833 5012 5376 5728 6048 6444 6912 7518 8064 8592 9666 10024 10752 11277 11456 12096 12888 13824 15036 16128 17184 19332 20048 22554 22912 24192 25776 30072 32256 33831 34368 38664 40096 45108 45824 48384 51552 60144 67662 68736 77328 80192 90216 91648 96768 103104 120288 135324 137472 154656 160384 180432 206208 240576 270648 274944 309312 320768 360864 412416 481152 541296 618624 641536 721728 824832 962304 1082592 1095733 1237248 1443456 1924608 2165184 2191466 2474496 2886912 3287199 4330368 4382932 5773824 6574398 7670131 8660736 8765864 9861597 13148796 15340262 17321472 17531728 19723194 23010393 26297592 29584791 30680524 35063456 39446388 46020786 52595184 59169582 61361048 69031179 70126912 78892776 92041572 105190368 118339164 122722096 138062358 140253824 157785552 184083144 196136207 207093537 210380736 236678328 245444192 276124716 280507648 315571104 368166288 392272414 414187074 420761472 473356656 490888384 552249432 561015296 588408621 631142208 736332576 784544828 828374148 841522944 946713312 981776768 1104498864 1176817242 1262284416 1372953449 1472665152 1569089656 1656748296 1683045888 1765225863 1893426624 1963553536 2208997728 2353634484 2524568832 2745906898 2945330304 3138179312 3313496592 3530451726 3786853248 3927107072 4118860347 4417995456 4707268968 5049137664 5295677589 5491813796 5890660608 6276358624 6626993184 7060903452 7573706496 8237720694 8835990912 9414537936 10591355178 10983627592 11781321216 12356581041 12552717248 13253986368 14121806904 15147412992 16475441388 17671981824 18829075872 21182710356 21967255184 24713162082 25105434496 26507972736 28243613808 32950882776 35343963648 37069743123 37658151744 42365420712 43934510368 49426324164 50210868992 53015945472 56487227616 65901765552 74139486246 75316303488 84730841424 87869020736 98852648328 100421737984 106031890944 112974455232 131803531104 148278972492 150632606976 169461682848 175738041472 197705296656 225948910464 263607062208 296557944984 301265213952 338923365696 351476082944 395410593312 451897820928 527214124416 593115889968 677846731392 702952165888 790821186624 903795641856 1054428248832 1186231779936 1355693462784 1581642373248 2108856497664 2372463559872 2711386925568 3163284746496 4744927119744 6326569492992 9489854239488 18979708478976
• Sum of all divisors σ(n): 64565906803200
• Sum of proper divisors (its aliquot sum) s(n): 45586198324224
• 18979708478976 is an abundant number, because the sum of its proper divisors (45586198324224) is greater than itself. Its abundance is 26606489845248

Bases of 18979708478976

• Binary: 100010100001100001110110010000010011000000000₂
• Hexadecimal: 0x11430EC82600
• Base-36: 6Q75ODXC0

Squares and roots of 18979708478976

• 18979708478976 squared (18979708478976²) is 360229333946913467434008576
• 18979708478976 cubed (18979708478976³) is 6837047743888110569721817019647499698176
• The square root of 18979708478976 is 4356570.7246613133
• The cube root of 18979708478976 is 26674.5138179043

Scales and comparisons

• 18,979,708,478,976 seconds is equal to 603,496 years, 1 week, 20 hours, 9 minutes, 36 seconds.
• To count from 1 to 18,979,708,478,976 would take you about one million, five hundred eight thousand, seven hundred forty 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 18979708478976 cubic inches would be around 2222.9 feet tall.

Recreational maths with 18979708478976

• 18979708478976 backwards is 67987480797981
• The number of decimal digits it has is: 14
• The sum of 18979708478976's digits is 90
• More coming soon!