21920015232

Names of 21920015232

• Cardinal: 21920015232 can be written as Twenty-one billion, nine hundred twenty million, fifteen thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 2.1920015232 × 10¹⁰

Factors of 21920015232

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 3917

Divisors of 21920015232

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 81 96 108 122 128 144 162 183 192 216 243 244 288 324 366 384 432 486 488 549 576 648 729 732 864 972 976 1098 1152 1296 1458 1464 1647 1728 1944 1952 2196 2592 2916 2928 3294 3456 3851 3888 3904 4392 4941 5184 5832 5856 6588 7702 7776 7808 8784 9882 10368 11553 11664 11712 13176 14823 15404 15552 17568 19764 23106 23328 23424 26352 29646 30808 31104 34659 35136 39528 44469 46212 46656 52704 59292 61616 69318 70272 79056 88938 92424 93312 103977 105408 118584 123232 138636 158112 177876 184848 207954 210816 234911 237168 246464 277272 311931 316224 355752 369696 415908 469822 474336 492928 554544 623862 632448 704733 711504 739392 831816 935793 939644 948672 1109088 1247724 1409466 1423008 1478784 1663632 1871586 1879288 1897344 2114199 2218176 2495448 2807379 2818932 2846016 3327264 3743172 3758576 4228398 4436352 4990896 5614758 5637864 5692032 6342597 6654528 7486344 7517152 8456796 9981792 11229516 11275728 12685194 13309056 14972688 15034304 16913592 19027791 19963584 22459032 22551456 25370388 29945376 30068608 33827184 38055582 39927168 44918064 45102912 50740776 57083373 59890752 67654368 76111164 89836128 90205824 101481552 114166746 119781504 135308736 152222328 171250119 179672256 202963104 228333492 270617472 304444656 342500238 359344512 405926208 456666984 608889312 685000476 811852416 913333968 1217778624 1370000952 1826667936 2435557248 2740001904 3653335872 5480003808 7306671744 10960007616 21920015232
• Sum of all divisors σ(n): 66563831160
• Sum of proper divisors (its aliquot sum) s(n): 44643815928
• 21920015232 is an abundant number, because the sum of its proper divisors (44643815928) is greater than itself. Its abundance is 22723800696

Bases of 21920015232

• Binary: 10100011010100010001110001110000000₂
• Hexadecimal: 0x51A88E380
• Base-36: A2IM000

Squares and roots of 21920015232

• 21920015232 squared (21920015232²) is 480487067771112013824
• 21920015232 cubed (21920015232³) is 10532283844321791632600274567168
• The square root of 21920015232 is 148054.0956272403
• The cube root of 21920015232 is 2798.6394423953

Scales and comparisons

• 21,920,015,232 seconds is equal to 696 years, 51 weeks, 2 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,920,015,232 would take you about one thousand, three hundred ninety-three 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 21920015232 cubic inches would be around 233.2 feet tall.

Recreational maths with 21920015232

• 21920015232 backwards is 23251002912
• 21920015232 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21920015232's digits is 27
• More coming soon!