30136920

Names of 30136920

• Cardinal: 30136920 can be written as Thirty million, one hundred thirty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.013692 × 10⁷

Factors of 30136920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 117

Divisors of 30136920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 17 20 22 24 30 33 34 40 44 51 55 60 66 68 79 85 88 102 110 120 132 136 158 165 170 187 204 220 237 255 264 289 316 330 340 374 395 408 440 474 510 561 578 632 660 680 748 790 867 869 935 948 1020 1122 1156 1185 1320 1343 1445 1496 1580 1734 1738 1870 1896 2040 2244 2312 2370 2607 2686 2805 2890 3160 3179 3468 3476 3740 4029 4335 4345 4488 4740 5214 5372 5610 5780 6358 6715 6936 6952 7480 8058 8670 8690 9480 9537 10428 10744 11220 11560 12716 13035 13430 14773 15895 16116 17340 17380 19074 20145 20856 22440 22831 25432 26070 26860 29546 31790 32232 34680 34760 38148 40290 44319 45662 47685 52140 53720 59092 63580 68493 73865 76296 80580 88638 91324 95370 104280 114155 118184 127160 136986 147730 161160 177276 182648 190740 221595 228310 251141 273972 295460 342465 354552 381480 443190 456620 502282 547944 590920 684930 753423 886380 913240 1004564 1255705 1369860 1506846 1772760 2009128 2511410 2739720 3013692 3767115 5022820 6027384 7534230 10045640 15068460 30136920
• Sum of all divisors σ(n): 106099200
• Sum of proper divisors (its aliquot sum) s(n): 75962280
• 30136920 is an abundant number, because the sum of its proper divisors (75962280) is greater than itself. Its abundance is 45825360

Bases of 30136920

• Binary: 1110010111101101001011000₂
• Hexadecimal: 0x1CBDA58
• Base-36: HXXSO

Squares and roots of 30136920

• 30136920 squared (30136920²) is 908233947086400
• 30136920 cubed (30136920³) is 27371373804627069888000
• The square root of 30136920 is 5489.7103748741
• The cube root of 30136920 is 311.1952468969

Scales and comparisons

• 30,136,920 seconds is equal to 49 weeks, 5 days, 19 hours, 22 minutes.
• To count from 1 to 30,136,920 would take you about twenty-two weeks!

  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 30136920 cubic inches would be around 25.9 feet tall.

Recreational maths with 30136920

• 30136920 backwards is 02963103
• 30136920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30136920's digits is 24
• More coming soon!