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144125000 = 23561153
BaseRepresentation
bin10001001011100…
…10110001001000
3101001012022022222
420211302301020
5243344000000
622145033212
73400020335
oct1045626110
9331168288
10144125000
117439a278
1240325808
1323b22a86
14151d998c
15c9bda85
hex8972c48

144125000 has 56 divisors (see below), whose sum is σ = 338081610. Its totient is φ = 57600000.

The previous prime is 144124991. The next prime is 144125011. The reversal of 144125000 is 521441.

It can be written as a sum of positive squares in 7 ways, for example, as 54671236 + 89453764 = 7394^2 + 9458^2 .

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 144125000.

It is a congruent number.

It is an unprimeable number.

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 13 ways as a sum of consecutive naturals, for example, 124424 + ... + 125576.

Almost surely, 2144125000 is an apocalyptic number.

144125000 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 144125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169040805).

144125000 is an abundant number, since it is smaller than the sum of its proper divisors (193956610).

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

144125000 is an frugal number, since it uses more digits than its factorization.

144125000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189 (or 1160 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 144125000 is about 12005.2072035430. The cubic root of 144125000 is about 524.2998982540.

Adding to 144125000 its reverse (521441), we get a palindrome (144646441).

The spelling of 144125000 in words is "one hundred forty-four million, one hundred twenty-five thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 625 1000 1153 1250 2306 2500 3125 4612 5000 5765 6250 9224 11530 12500 15625 23060 25000 28825 31250 46120 57650 62500 115300 125000 144125 230600 288250 576500 720625 1153000 1441250 2882500 3603125 5765000 7206250 14412500 18015625 28825000 36031250 72062500 144125000