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75126150 = 23352115059
BaseRepresentation
bin1000111101001…
…01010110000110
312020100210201000
410132211112012
5123213014100
611242114130
71601363451
oct436452606
9166323630
1075126150
1139452430
12211ab946
1312744b58
149d98498
1568de900
hex47a5586

75126150 has 96 divisors (see below), whose sum is σ = 225878400. Its totient is φ = 18208800.

The previous prime is 75126143. The next prime is 75126151. The reversal of 75126150 is 5162157.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75126151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12321 + ... + 17379.

It is an arithmetic number, because the mean of its divisors is an integer number (2352900).

Almost surely, 275126150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75126150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112939200).

75126150 is an abundant number, since it is smaller than the sum of its proper divisors (150752250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75126150 is a wasteful number, since it uses less digits than its factorization.

75126150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091 (or 5080 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 75126150 is about 8667.5342514466. The cubic root of 75126150 is about 421.9526424998.

The spelling of 75126150 in words is "seventy-five million, one hundred twenty-six thousand, one hundred fifty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 25 27 30 33 45 50 54 55 66 75 90 99 110 135 150 165 198 225 270 275 297 330 450 495 550 594 675 825 990 1350 1485 1650 2475 2970 4950 5059 7425 10118 14850 15177 25295 30354 45531 50590 55649 75885 91062 111298 126475 136593 151770 166947 227655 252950 273186 278245 333894 379425 455310 500841 556490 682965 758850 834735 1001682 1138275 1365930 1391225 1502523 1669470 2276550 2504205 2782450 3005046 3414825 4173675 5008410 6829650 7512615 8347350 12521025 15025230 25042050 37563075 75126150