157997112

Names of 157997112

• Cardinal: 157997112 can be written as One hundred fifty-seven million, nine hundred ninety-seven thousand, one hundred twelve.

Scientific notation

• Scientific notation: 1.57997112 × 10⁸

Factors of 157997112

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1089

Divisors of 157997112

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 52 56 73 78 84 91 104 146 156 168 182 219 273 292 312 364 438 511 546 584 728 876 949 991 1022 1092 1533 1752 1898 1982 2044 2184 2847 2973 3066 3796 3964 4088 5694 5946 6132 6643 6937 7592 7928 11388 11892 12264 12883 13286 13874 19929 20811 22776 23784 25766 26572 27748 38649 39858 41622 51532 53144 55496 72343 77298 79716 83244 90181 103064 144686 154596 159432 166488 180362 217029 270543 289372 309192 360724 434058 506401 541086 578744 721448 868116 940459 1012802 1082172 1519203 1736232 1880918 2025604 2164344 2821377 3038406 3761836 4051208 5642754 6076812 6583213 7523672 11285508 12153624 13166426 19749639 22571016 26332852 39499278 52665704 78998556 157997112
• Sum of all divisors σ(n): 493301760
• Sum of proper divisors (its aliquot sum) s(n): 335304648
• 157997112 is an abundant number, because the sum of its proper divisors (335304648) is greater than itself. Its abundance is 177307536

Bases of 157997112

• Binary: 1001011010101101100000111000₂
• Hexadecimal: 0x96AD838
• Base-36: 2M2FCO

Squares and roots of 157997112

• 157997112 squared (157997112²) is 24963087400340544
• 157997112 cubed (157997112³) is 3944095715857393768508928
• The square root of 157997112 is 12569.6902109797
• The cube root of 157997112 is 540.6087236995

Scales and comparisons

• 157,997,112 seconds is equal to 5 years, 1 week, 1 day, 16 hours, 5 minutes, 12 seconds.
• To count from 1 to 157,997,112 would take you about seven 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 157997112 cubic inches would be around 45.1 feet tall.

Recreational maths with 157997112

• 157997112 backwards is 211799751
• 157997112 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 157997112's digits is 42
• More coming soon!