38720145408

Names of 38720145408

• Cardinal: 38720145408 can be written as Thirty-eight billion, seven hundred twenty million, one hundred forty-five thousand, four hundred eight.

Scientific notation

• Scientific notation: 3.8720145408 × 10¹⁰

Factors of 38720145408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 10942

Divisors of 38720145408

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 83 84 96 112 128 166 168 192 224 249 256 332 336 384 448 498 512 581 664 672 768 896 996 1024 1162 1328 1344 1536 1743 1792 1992 2048 2324 2656 2688 3072 3486 3584 3984 4648 5312 5376 6144 6972 7168 7968 9296 10624 10752 10847 13944 14336 15936 18592 21248 21504 21694 27888 31872 32541 37184 42496 43008 43388 55776 63744 65082 74368 75929 84992 86776 111552 127488 130164 148736 151858 169984 173552 223104 227787 254976 260328 297472 303716 347104 446208 455574 509952 520656 594944 607432 694208 892416 900301 911148 1041312 1189888 1214864 1388416 1784832 1800602 1822296 2082624 2429728 2700903 2776832 3569664 3601204 3644592 4165248 4859456 5401806 5553664 6302107 7202408 7289184 8330496 9718912 10803612 11107328 12604214 14404816 14578368 16660992 18906321 19437824 21607224 22214656 25208428 28809632 29156736 33321984 37812642 38875648 43214448 50416856 57619264 58313472 66643968 75625284 77751296 86428896 100833712 115238528 116626944 151250568 155502592 172857792 201667424 230477056 233253888 302501136 345715584 403334848 460954112 466507776 605002272 691431168 806669696 921908224 1210004544 1382862336 1613339392 1843816448 2420009088 2765724672 3226678784 4840018176 5531449344 6453357568 9680036352 12906715136 19360072704 38720145408
• Sum of all divisors σ(n): 119407841280
• Sum of proper divisors (its aliquot sum) s(n): 80687695872
• 38720145408 is an abundant number, because the sum of its proper divisors (80687695872) is greater than itself. Its abundance is 41967550464

Bases of 38720145408

• Binary: 100100000011111001101000100000000000₂
• Hexadecimal: 0x903E68800
• Base-36: HSCZ3EO

Squares and roots of 38720145408

• 38720145408 squared (38720145408²) is 1499249660416663486464
• 38720145408 cubed (38720145408³) is 58051164854227832062090319757312
• The square root of 38720145408 is 196774.3514993761
• The cube root of 38720145408 is 3383.0804581437

Scales and comparisons

• 38,720,145,408 seconds is equal to 1,231 years, 9 weeks, 2 days, 19 hours, 56 minutes, 48 seconds.
• To count from 1 to 38,720,145,408 would take you about two thousand, four hundred sixty-two 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 38720145408 cubic inches would be around 281.9 feet tall.

Recreational maths with 38720145408

• 38720145408 backwards is 80454102783
• 38720145408 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38720145408's digits is 42
• More coming soon!