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144206305124 = 22727971841339
BaseRepresentation
bin1000011001001101011…
…1011001011101100100
3111210012222121022121212
42012103113121131210
54330313303230444
6150125241330552
713263365240360
oct2062327313544
9453188538555
10144206305124
1156180777472
1223b46496a58
13107a216783b
146da01262a0
153b4014919e
hex21935d9764

144206305124 has 24 divisors (see below), whose sum is σ = 288515881920. Its totient is φ = 61780572576.

The previous prime is 144206305123. The next prime is 144206305147. The reversal of 144206305124 is 421503602441.

144206305124 is digitally balanced in base 2, 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 (144206305123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842354 + ... + 998985.

It is an arithmetic number, because the mean of its divisors is an integer number (12021495080).

Almost surely, 2144206305124 is an apocalyptic number.

144206305124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

144206305124 is an abundant number, since it is smaller than the sum of its proper divisors (144309576796).

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

144206305124 is a wasteful number, since it uses less digits than its factorization.

144206305124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844147 (or 1844145 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 144206305124 its reverse (421503602441), we get a palindrome (565709907565).

The spelling of 144206305124 in words is "one hundred forty-four billion, two hundred six million, three hundred five thousand, one hundred twenty-four".

Divisors: 1 2 4 7 14 28 2797 5594 11188 19579 39158 78316 1841339 3682678 7365356 12889373 25778746 51557492 5150225183 10300450366 20600900732 36051576281 72103152562 144206305124