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144512200 = 23527109947
BaseRepresentation
bin10001001110100…
…01010011001000
3101001220222110201
420213101103020
5243443342300
622201221544
73403222240
oct1047212310
9331828421
10144512200
1174634178
12404918b4
1323c2a0a1
141529ab20
15ca4866a
hex89d14c8

144512200 has 96 divisors (see below), whose sum is σ = 387921600. Its totient is φ = 49040640.

The previous prime is 144512183. The next prime is 144512209. The reversal of 144512200 is 2215441.

144512200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (144512209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152127 + ... + 153073.

It is an arithmetic number, because the mean of its divisors is an integer number (4040850).

Almost surely, 2144512200 is an apocalyptic number.

144512200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144512200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193960800).

144512200 is an abundant number, since it is smaller than the sum of its proper divisors (243409400).

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

144512200 is a wasteful number, since it uses less digits than its factorization.

144512200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 144512200 is about 12021.3227225626. The cubic root of 144512200 is about 524.7689989030.

Adding to 144512200 its reverse (2215441), we get a palindrome (146727641).

The spelling of 144512200 in words is "one hundred forty-four million, five hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 109 140 175 200 218 280 350 436 545 700 763 872 947 1090 1400 1526 1894 2180 2725 3052 3788 3815 4360 4735 5450 6104 6629 7576 7630 9470 10900 13258 15260 18940 19075 21800 23675 26516 30520 33145 37880 38150 47350 53032 66290 76300 94700 103223 132580 152600 165725 189400 206446 265160 331450 412892 516115 662900 722561 825784 1032230 1325800 1445122 2064460 2580575 2890244 3612805 4128920 5161150 5780488 7225610 10322300 14451220 18064025 20644600 28902440 36128050 72256100 144512200