172153072

Names of 172153072

• Cardinal: 172153072 can be written as One hundred seventy-two million, one hundred fifty-three thousand and seventy-two.

Scientific notation

• Scientific notation: 1.72153072 × 10⁸

Factors of 172153072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 168

Divisors of 172153072

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 13 14 16 19 26 28 38 49 52 56 76 91 98 104 112 127 133 152 182 196 208 247 254 266 304 343 364 392 494 508 532 637 686 728 784 889 931 988 1016 1064 1274 1372 1456 1651 1729 1778 1862 1976 2032 2128 2413 2548 2744 3302 3458 3556 3724 3952 4459 4826 5096 5488 6223 6517 6604 6916 7112 7448 8918 9652 10192 11557 12103 12446 13034 13208 13832 14224 14896 16891 17836 19304 23114 24206 24892 26068 26416 27664 31369 33782 35672 38608 43561 46228 48412 49784 52136 62738 67564 71344 80899 84721 87122 92456 96824 99568 104272 118237 125476 135128 161798 169442 174244 184912 193648 219583 236474 250952 270256 323596 338884 348488 439166 472948 501904 566293 647192 677768 696976 827659 878332 945896 1132586 1294384 1355536 1537081 1655318 1756664 1891792 2265172 3074162 3310636 3513328 4530344 6148324 6621272 9060688 10759567 12296648 13242544 21519134 24593296 43038268 86076536 172153072
• Sum of all divisors σ(n): 444416000
• Sum of proper divisors (its aliquot sum) s(n): 272262928
• 172153072 is an abundant number, because the sum of its proper divisors (272262928) is greater than itself. Its abundance is 100109856

Bases of 172153072

• Binary: 1010010000101101100011110000₂
• Hexadecimal: 0xA42D8F0
• Base-36: 2UHU5S

Squares and roots of 172153072

• 172153072 squared (172153072²) is 29636680199037184
• 172153072 cubed (172153072³) is 5102045540145822667829248
• The square root of 172153072 is 13120.7115660699
• The cube root of 172153072 is 556.2947042809

Scales and comparisons

• 172,153,072 seconds is equal to 5 years, 24 weeks, 4 days, 12 hours, 17 minutes, 52 seconds.
• To count from 1 to 172,153,072 would take you about eight 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 172153072 cubic inches would be around 46.4 feet tall.

Recreational maths with 172153072

• 172153072 backwards is 270351271
• 172153072 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 172153072's digits is 28
• More coming soon!