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144230102 = 21923592797
BaseRepresentation
bin10001001100011…
…00011011010110
3101001101122111122
420212030123112
5243410330402
622151203542
73400635632
oct1046143326
9331348448
10144230102
1174461235
12403765b2
1323b5b873
1415225dc2
15c9deca2
hex898c6d6

144230102 has 32 divisors (see below), whose sum is σ = 241747200. Its totient is φ = 64218528.

The previous prime is 144230089. The next prime is 144230113. The reversal of 144230102 is 201032441.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 50168 + ... + 52964.

It is an arithmetic number, because the mean of its divisors is an integer number (7554600).

Almost surely, 2144230102 is an apocalyptic number.

144230102 is a deficient number, since it is larger than the sum of its proper divisors (97517098).

144230102 is a wasteful number, since it uses less digits than its factorization.

144230102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 144230102 is about 12009.5837563173. The cubic root of 144230102 is about 524.4273144515.

Adding to 144230102 its reverse (201032441), we get a palindrome (345262543).

The spelling of 144230102 in words is "one hundred forty-four million, two hundred thirty thousand, one hundred two".

Divisors: 1 2 19 23 38 46 59 118 437 874 1121 1357 2242 2714 2797 5594 25783 51566 53143 64331 106286 128662 165023 330046 1222289 2444578 3135437 3795529 6270874 7591058 72115051 144230102