Base | Representation |
---|---|
bin | 1000011010000111101… |
… | …0111110100111111001 |
3 | 111210212000010101101212 |
4 | 2012201322332213321 |
5 | 4331313312412101 |
6 | 150205403452505 |
7 | 13302422051015 |
oct | 2064172764771 |
9 | 453760111355 |
10 | 144450513401 |
11 | 56296604797 |
12 | 23bb4227135 |
13 | 1081092cc8c |
14 | 6dc4735545 |
15 | 3b567d71bb |
hex | 21a1ebe9f9 |
144450513401 has 8 divisors (see below), whose sum is σ = 144944765064. Its totient is φ = 143956504960.
The previous prime is 144450513397. The next prime is 144450513409. The reversal of 144450513401 is 104315054441.
It can be written as a sum of positive squares in 4 ways, for example, as 21498597376 + 122951916025 = 146624^2 + 350645^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144450513401 - 22 = 144450513397 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144450513409) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171571 + ... + 1288983.
It is an arithmetic number, because the mean of its divisors is an integer number (18118095633).
Almost surely, 2144450513401 is an apocalyptic number.
It is an amenable number.
144450513401 is a deficient number, since it is larger than the sum of its proper divisors (494251663).
144450513401 is a wasteful number, since it uses less digits than its factorization.
144450513401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121611.
The product of its (nonzero) digits is 19200, while the sum is 32.
Adding to 144450513401 its reverse (104315054441), we get a palindrome (248765567842).
The spelling of 144450513401 in words is "one hundred forty-four billion, four hundred fifty million, five hundred thirteen thousand, four hundred one".
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