Base | Representation |
---|---|
bin | 10001010001000… |
… | …11111011010010 |
3 | 101002120011201121 |
4 | 20220203323102 |
5 | 244040210032 |
6 | 22212352454 |
7 | 3406132036 |
oct | 1050437322 |
9 | 332504647 |
10 | 144850642 |
11 | 74845482 |
12 | 4061572a |
13 | 24018151 |
14 | 153481c6 |
15 | cab3a97 |
hex | 8a23ed2 |
144850642 has 32 divisors (see below), whose sum is σ = 252720000. Its totient is φ = 61763328.
The previous prime is 144850637. The next prime is 144850681. The reversal of 144850642 is 246058441.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a junction number, because it is equal to n+sod(n) for n = 144850598 and 144850607.
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, 9984 + ... + 19732.
It is an arithmetic number, because the mean of its divisors is an integer number (7897500).
Almost surely, 2144850642 is an apocalyptic number.
144850642 is a deficient number, since it is larger than the sum of its proper divisors (107869358).
144850642 is a wasteful number, since it uses less digits than its factorization.
144850642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9810.
The product of its (nonzero) digits is 30720, while the sum is 34.
The square root of 144850642 is about 12035.3912275422. The cubic root of 144850642 is about 525.1783424337.
The spelling of 144850642 in words is "one hundred forty-four million, eight hundred fifty thousand, six hundred forty-two".
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