21769748480

Names of 21769748480

• Cardinal: 21769748480 can be written as Twenty-one billion, seven hundred sixty-nine million, seven hundred forty-eight thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.176974848 × 10¹⁰

Factors of 21769748480

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 1001

Divisors of 21769748480

• Number of divisors d(n): 152
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 128 136 160 170 256 272 320 340 512 544 640 680 977 1024 1088 1280 1360 1954 2048 2176 2560 2720 3908 4096 4352 4885 5120 5440 7816 8192 8704 9770 10240 10880 15632 16384 16609 17408 19540 20480 21760 31264 32768 33218 34816 39080 40960 43520 62528 65536 66436 69632 78160 81920 83045 87040 125056 131072 132872 139264 156320 163840 166090 174080 250112 262144 265744 278528 312640 327680 332180 348160 500224 531488 557056 625280 655360 664360 696320 1000448 1062976 1114112 1250560 1310720 1328720 1392640 2000896 2125952 2228224 2501120 2657440 2785280 4001792 4251904 4456448 5002240 5314880 5570560 8003584 8503808 10004480 10629760 11141120 16007168 17007616 20008960 21259520 22282240 32014336 34015232 40017920 42519040 64028672 68030464 80035840 85038080 128057344 136060928 160071680 170076160 256114688 272121856 320143360 340152320 544243712 640286720 680304640 1088487424 1280573440 1360609280 2176974848 2721218560 4353949696 5442437120 10884874240 21769748480
• Sum of all divisors σ(n): 55377290088
• Sum of proper divisors (its aliquot sum) s(n): 33607541608
• 21769748480 is an abundant number, because the sum of its proper divisors (33607541608) is greater than itself. Its abundance is 11837793128

Bases of 21769748480

• Binary: 10100010001100101000000000000000000₂
• Hexadecimal: 0x511940000
• Base-36: A0159FK

Squares and roots of 21769748480

• 21769748480 squared (21769748480²) is 473921948882462310400
• 21769748480 cubed (21769748480³) is 10317161626322621580487688192000
• The square root of 21769748480 is 147545.7504640509
• The cube root of 21769748480 is 2792.2296672347

Scales and comparisons

• 21,769,748,480 seconds is equal to 692 years, 10 weeks, 6 days, 16 hours, 21 minutes, 20 seconds.
• To count from 1 to 21,769,748,480 would take you about one thousand, three hundred eighty-four 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 21769748480 cubic inches would be around 232.7 feet tall.

Recreational maths with 21769748480

• 21769748480 backwards is 08484796712
• The number of decimal digits it has is: 11
• The sum of 21769748480's digits is 56
• More coming soon!