145745600

Names of 145745600

• Cardinal: 145745600 can be written as One hundred forty-five million, seven hundred forty-five thousand, six hundred.

Scientific notation

• Scientific notation: 1.457456 × 10⁸

Factors of 145745600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 38

Divisors of 145745600

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 4 5 7 8 10 11 13 14 16 20 22 25 26 28 32 35 40 44 49 50 52 55 56 64 65 70 77 80 88 91 98 100 104 110 112 130 140 143 154 160 169 175 176 182 196 200 208 220 224 245 260 275 280 286 308 320 325 338 350 352 364 385 392 400 416 440 448 455 490 520 539 550 560 572 616 637 650 676 700 704 715 728 770 784 800 832 845 880 910 980 1001 1040 1078 1100 1120 1144 1183 1225 1232 1274 1300 1352 1400 1430 1456 1540 1568 1600 1690 1760 1820 1859 1925 1960 2002 2080 2156 2200 2240 2275 2288 2366 2450 2464 2548 2600 2695 2704 2800 2860 2912 3080 3136 3185 3380 3520 3575 3640 3718 3850 3920 4004 4160 4225 4312 4400 4550 4576 4732 4900 4928 5005 5096 5200 5390 5408 5600 5720 5824 5915 6160 6370 6760 7007 7150 7280 7436 7700 7840 8008 8281 8450 8624 8800 9100 9152 9295 9464 9800 10010 10192 10400 10780 10816 11200 11440 11830 12320 12740 13013 13475 13520 14014 14300 14560 14872 15400 15680 15925 16016 16562 16900 17248 17600 18200 18590 18928 19600 20020 20384 20800 21560 22880 23660 24640 25025 25480 26026 26950 27040 28028 28600 29120 29575 29744 30800 31850 32032 33124 33800 34496 35035 36400 37180 37856 39200 40040 40768 41405 43120 45760 46475 47320 50050 50960 52052 53900 54080 56056 57200 59150 59488 61600 63700 64064 65065 66248 67600 70070 72800 74360 75712 78400 80080 82810 86240 91091 92950 94640 100100 101920 104104 107800 112112 114400 118300 118976 123200 127400 130130 132496 135200 140140 145600 148720 160160 165620 172480 175175 182182 185900 189280 200200 203840 207025 208208 215600 224224 228800 236600 254800 260260 264992 270400 280280 297440 320320 325325 331240 350350 364364 371800 378560 400400 414050 416416 431200 448448 455455 473200 509600 520520 529984 560560 594880 650650 662480 700700 728728 743600 800800 828100 832832 862400 910910 946400 1019200 1041040 1121120 1301300 1324960 1401400 1457456 1487200 1601600 1656200 1821820 1892800 2082080 2242240 2277275 2602600 2649920 2802800 2914912 2974400 3312400 3643640 4164160 4554550 5205200 5605600 5829824 6624800 7287280 9109100 10410400 11211200 13249600 14574560 18218200 20820800 29149120 36436400 72872800 145745600
• Sum of all divisors σ(n): 492802164
• Sum of proper divisors (its aliquot sum) s(n): 347056564
• 145745600 is an abundant number, because the sum of its proper divisors (347056564) is greater than itself. Its abundance is 201310964

Bases of 145745600

• Binary: 1000101011111110011011000000₂
• Hexadecimal: 0x8AFE6C0
• Base-36: 2ERU0W

Squares and roots of 145745600

• 145745600 squared (145745600²) is 21241779919360000
• 145745600 cubed (145745600³) is 3095895959415074816000000
• The square root of 145745600 is 12072.5142368935
• The cube root of 145745600 is 526.2577252435

Scales and comparisons

• 145,745,600 seconds is equal to 4 years, 32 weeks, 6 days, 20 hours, 53 minutes, 20 seconds.
• To count from 1 to 145,745,600 would take you about six 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 145745600 cubic inches would be around 43.9 feet tall.

Recreational maths with 145745600

• 145745600 backwards is 006547541
• 145745600 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 145745600's digits is 32
• More coming soon!