70428744

Names of 70428744

• Cardinal: 70428744 can be written as Seventy million, four hundred twenty-eight thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 7.0428744 × 10⁷

Factors of 70428744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 155

Divisors of 70428744

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 27 36 38 54 57 72 76 108 114 131 152 171 216 228 262 342 393 456 513 524 684 786 1026 1048 1179 1368 1572 2052 2358 2489 3144 3537 4104 4716 4978 7074 7467 9432 9956 14148 14934 17161 19912 22401 28296 29868 34322 44802 51483 59736 67203 68644 89604 102966 134406 137288 154449 179208 205932 268812 308898 326059 411864 463347 537624 617796 652118 926694 978177 1235592 1304236 1853388 1956354 2608472 2934531 3706776 3912708 5869062 7825416 8803593 11738124 17607186 23476248 35214372 70428744
• Sum of all divisors σ(n): 207516000
• Sum of proper divisors (its aliquot sum) s(n): 137087256
• 70428744 is an abundant number, because the sum of its proper divisors (137087256) is greater than itself. Its abundance is 66658512

Bases of 70428744

• Binary: 100001100101010100001001000₂
• Hexadecimal: 0x432A848
• Base-36: 15XJ60

Squares and roots of 70428744

• 70428744 squared (70428744²) is 4960207981417536
• 70428744 cubed (70428744³) is 349341218110012400054784
• The square root of 70428744 is 8392.1835060967
• The cube root of 70428744 is 412.9682352399

Scales and comparisons

• 70,428,744 seconds is equal to 2 years, 12 weeks, 3 days, 3 hours, 32 minutes, 24 seconds.
• To count from 1 to 70,428,744 would take you about 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 70428744 cubic inches would be around 34.4 feet tall.

Recreational maths with 70428744

• 70428744 backwards is 44782407
• 70428744 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 70428744's digits is 36
• More coming soon!