15420111616

Names of 15420111616

• Cardinal: 15420111616 can be written as Fifteen billion, four hundred twenty million, one hundred eleven thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 1.5420111616 × 10¹⁰

Factors of 15420111616

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 944

Divisors of 15420111616

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 59 64 91 104 112 118 128 169 182 208 224 236 256 338 364 413 416 448 472 676 728 767 826 832 863 896 944 1183 1352 1456 1534 1652 1664 1726 1792 1888 2366 2704 2912 3068 3304 3328 3452 3776 4732 5369 5408 5824 6041 6136 6608 6904 7552 9464 9971 10738 10816 11219 11648 12082 12272 13216 13808 15104 18928 19942 21476 21632 22438 23296 24164 24544 26432 27616 37856 39884 42952 43264 44876 48328 49088 50917 52864 55232 69797 75712 78533 79768 85904 89752 96656 98176 101834 105728 110464 139594 145847 151424 157066 159536 171808 179504 193312 196352 203668 220928 279188 291694 302848 314132 319072 343616 356419 359008 386624 407336 558376 583388 628264 638144 661921 687232 712838 718016 773248 814672 1020929 1116752 1166776 1256528 1276288 1323842 1374464 1425676 1436032 1546496 1629344 2041858 2233504 2333552 2513056 2552576 2647684 2851352 2872064 3258688 4083716 4467008 4633447 4667104 5026112 5295368 5702704 6517376 8167432 8604973 8934016 9266894 9334208 10052224 10590736 11405408 13034752 16334864 17209946 17868032 18533788 18668416 20104448 21181472 22810816 32669728 34419892 37067576 37336832 42362944 45621632 60234811 65339456 68839784 74135152 84725888 91243264 120469622 130678912 137679568 148270304 169451776 240939244 261357824 275359136 296540608 481878488 550718272 593081216 963756976 1101436544 1186162432 1927513952 2202873088 3855027904 7710055808 15420111616
• Sum of all divisors σ(n): 38781711360
• Sum of proper divisors (its aliquot sum) s(n): 23361599744
• 15420111616 is an abundant number, because the sum of its proper divisors (23361599744) is greater than itself. Its abundance is 7941488128

Bases of 15420111616

• Binary: 1110010111000111000011101100000000₂
• Hexadecimal: 0x3971C3B00
• Base-36: 730QI9S

Squares and roots of 15420111616

• 15420111616 squared (15420111616²) is 237779842249898131456
• 15420111616 cubed (15420111616³) is 3666591707528301751681360592896
• The square root of 15420111616 is 124177.7420313317
• The cube root of 15420111616 is 2489.0245054409

Scales and comparisons

• 15,420,111,616 seconds is equal to 490 years, 16 weeks, 1 day, 12 hours, 20 minutes, 16 seconds.
• To count from 1 to 15,420,111,616 would take you about nine 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 15420111616 cubic inches would be around 207.4 feet tall.

Recreational maths with 15420111616

• 15420111616 backwards is 61611102451
• 15420111616 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15420111616's digits is 28
• More coming soon!