Base | Representation |
---|---|
bin | 10001001100011… |
… | …10110111100110 |
3 | 101001102011020000 |
4 | 20212032313212 |
5 | 243411140402 |
6 | 22151322130 |
7 | 3401010036 |
oct | 1046166746 |
9 | 331364200 |
10 | 144240102 |
11 | 744687a6 |
12 | 40380346 |
13 | 23b63296 |
14 | 152298c6 |
15 | c9e2c1c |
hex | 898ede6 |
144240102 has 20 divisors (see below), whose sum is σ = 323205036. Its totient is φ = 48079980.
The previous prime is 144240059. The next prime is 144240119. The reversal of 144240102 is 201042441.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 445024 + ... + 445347.
Almost surely, 2144240102 is an apocalyptic number.
144240102 is an abundant number, since it is smaller than the sum of its proper divisors (178964934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144240102 is an equidigital number, since it uses as much as digits as its factorization.
144240102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 890385 (or 890376 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 144240102 is about 12010.0000832639. Note that the first 4 decimals coincide. The cubic root of 144240102 is about 524.4394343254.
Adding to 144240102 its reverse (201042441), we get a palindrome (345282543).
The spelling of 144240102 in words is "one hundred forty-four million, two hundred forty thousand, one hundred two".
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