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144102114 = 23213615821
BaseRepresentation
bin10001001011011…
…01001011100010
3101001011010221100
420211231023202
5243342231424
622144335230
73366563532
oct1045551342
9331133840
10144102114
1174384062
1240314516
1323b15530
14151d14c2
15c9b6dc9
hex896d2e2

144102114 has 24 divisors (see below), whose sum is σ = 336238812. Its totient is φ = 44339040.

The previous prime is 144102113. The next prime is 144102163. The reversal of 144102114 is 411201441.

It can be written as a sum of positive squares in 2 ways, for example, as 143209089 + 893025 = 11967^2 + 945^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (144102113) 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 11 ways as a sum of consecutive naturals, for example, 307677 + ... + 308144.

Almost surely, 2144102114 is an apocalyptic number.

144102114 is an abundant number, since it is smaller than the sum of its proper divisors (192136698).

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

144102114 is a wasteful number, since it uses less digits than its factorization.

144102114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615842 (or 615839 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 144102114 is about 12004.2539959799. The cubic root of 144102114 is about 524.2721451169.

Adding to 144102114 its reverse (411201441), we get a palindrome (555303555).

The spelling of 144102114 in words is "one hundred forty-four million, one hundred two thousand, one hundred fourteen".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 615821 1231642 1847463 3694926 5542389 8005673 11084778 16011346 24017019 48034038 72051057 144102114