Base | Representation |
---|---|
bin | 10001001100001… |
… | …01010100011110 |
3 | 101001100011120102 |
4 | 20212011110132 |
5 | 243403412430 |
6 | 22150421102 |
7 | 3400455023 |
oct | 1046052436 |
9 | 331304512 |
10 | 144200990 |
11 | 7444137a |
12 | 40361792 |
13 | 23b4b53b |
14 | 1521954a |
15 | c9d6345 |
hex | 898551e |
144200990 has 8 divisors (see below), whose sum is σ = 259561800. Its totient is φ = 57680392.
The previous prime is 144200981. The next prime is 144201017. The reversal of 144200990 is 99002441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7210040 + ... + 7210059.
It is an arithmetic number, because the mean of its divisors is an integer number (32445225).
Almost surely, 2144200990 is an apocalyptic number.
144200990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144200990 is a deficient number, since it is larger than the sum of its proper divisors (115360810).
144200990 is a wasteful number, since it uses less digits than its factorization.
144200990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14420106.
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 144200990 is about 12008.3716631357. The cubic root of 144200990 is about 524.3920278849.
The spelling of 144200990 in words is "one hundred forty-four million, two hundred thousand, nine hundred ninety".
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