21525449260672

Names of 21525449260672

• Cardinal: 21525449260672 can be written as Twenty-one trillion, five hundred twenty-five billion, four hundred forty-nine million, two hundred sixty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1525449260672 × 10¹³

Factors of 21525449260672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12562

Divisors of 21525449260672

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 448 739 896 1478 2956 4363 5173 5912 7451 8726 10346 11824 14902 17452 20692 23648 29804 30541 34904 41384 47296 52157 59608 61082 69808 82768 94592 104314 119216 122164 139616 165536 208628 238432 244328 279232 331072 417256 476864 488656 558464 662144 834512 953728 977312 1669024 1954624 3224257 3338048 3909248 5506289 6448514 6676096 11012578 12897028 22025156 22569799 25794056 32508713 38544023 44050312 45139598 51588112 65017426 77088046 88100624 90279196 103176224 130034852 154176092 176201248 180558392 206352448 227560991 260069704 308352184 352402496 361116784 412704896 455121982 520139408 616704368 704804992 722233568 910243964 1040278816 1233408736 1444467136 1820487928 2080557632 2466817472 2888934272 3640975856 4161115264 4933634944 7281951712 14563903424 24023938907 29127806848 48047877814 96095755628 168167572349 192191511256 336335144698 384383022512 672670289396 768766045024 1345340578792 1537532090048 2690681157584 3075064180096 5381362315168 10762724630336 21525449260672
• Sum of all divisors σ(n): 49092989068800
• Sum of proper divisors (its aliquot sum) s(n): 27567539808128
• 21525449260672 is an abundant number, because the sum of its proper divisors (27567539808128) is greater than itself. Its abundance is 6042090547456

Bases of 21525449260672

• Binary: 100111001001111001000110000011011111010000000₂
• Hexadecimal: 0x1393C8C1BE80
• Base-36: 7MONKPW1S

Squares and roots of 21525449260672

• 21525449260672 squared (21525449260672²) is 463344965873764751405891584
• 21525449260672 cubed (21525449260672³) is 9973708553103522538631202869397786984448
• The square root of 21525449260672 is 4639552.7004951673
• The cube root of 21525449260672 is 27817.4558954341

Scales and comparisons

• 21,525,449,260,672 seconds is equal to 684,442 years, 36 weeks, 4 days, 5 hours, 17 minutes, 52 seconds.
• To count from 1 to 21,525,449,260,672 would take you about one million, seven hundred eleven thousand, one hundred six 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 21525449260672 cubic inches would be around 2318.1 feet tall.

Recreational maths with 21525449260672

• 21525449260672 backwards is 27606294452512
• The number of decimal digits it has is: 14
• The sum of 21525449260672's digits is 55
• More coming soon!