21401762148

Names of 21401762148

• Cardinal: 21401762148 can be written as Twenty-one billion, four hundred one million, seven hundred sixty-two thousand, one hundred forty-eight.

Scientific notation

• Scientific notation: 2.1401762148 × 10¹⁰

Factors of 21401762148

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 15029

Divisors of 21401762148

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 37 39 52 74 78 83 111 117 148 156 166 222 234 249 332 333 444 468 481 498 666 747 962 996 1079 1332 1443 1494 1924 2158 2886 2988 3071 3237 4316 4329 5772 6142 6474 8658 9213 9711 12284 12948 14891 17316 18426 19422 27639 29782 36852 38844 39923 44673 55278 59564 79846 89346 110556 119769 134019 159692 178692 193583 239538 268038 359307 387166 479076 536076 550967 580749 718614 774332 1101934 1161498 1235953 1437228 1652901 1742247 2203868 2322996 2471906 3305802 3484494 3707859 4943812 4958703 6611604 6968988 7162571 7415718 9917406 11123577 14325142 14831436 16067389 19834812 21487713 22247154 28650284 32134778 42975426 44494308 45730261 48202167 64269556 64463139 85950852 91460522 96404334 128926278 137190783 144606501 182921044 192808668 257852556 274381566 289213002 411572349 548763132 578426004 594493393 823144698 1188986786 1646289396 1783480179 2377973572 3566960358 5350440537 7133920716 10700881074 21401762148
• Sum of all divisors σ(n): 60559926336
• Sum of proper divisors (its aliquot sum) s(n): 39158164188
• 21401762148 is an abundant number, because the sum of its proper divisors (39158164188) is greater than itself. Its abundance is 17756402040

Bases of 21401762148

• Binary: 10011111011101001001111100101100100₂
• Hexadecimal: 0x4FBA4F964
• Base-36: 9TY21D0

Squares and roots of 21401762148

• 21401762148 squared (21401762148²) is 458035423039565573904
• 21401762148 cubed (21401762148³) is 9802765179251341605942523785792
• The square root of 21401762148 is 146293.4111571673
• The cube root of 21401762148 is 2776.4073006019

Scales and comparisons

• 21,401,762,148 seconds is equal to 680 years, 26 weeks, 3 days, 13 hours, 55 minutes, 48 seconds.
• To count from 1 to 21,401,762,148 would take you about one thousand, three hundred sixty-one 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 21401762148 cubic inches would be around 231.4 feet tall.

Recreational maths with 21401762148

• 21401762148 backwards is 84126710412
• 21401762148 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21401762148's digits is 36
• More coming soon!