Base | Representation |
---|---|
bin | 10001001101101… |
… | …10110111010101 |
3 | 101001201110221112 |
4 | 20212312313111 |
5 | 243431411200 |
6 | 22155024405 |
7 | 3402261461 |
oct | 1046666725 |
9 | 331643845 |
10 | 144403925 |
11 | 7456a896 |
12 | 4043b105 |
13 | 23bbca13 |
14 | 1526d4a1 |
15 | ca26535 |
hex | 89b6dd5 |
144403925 has 12 divisors (see below), whose sum is σ = 179378400. Its totient is φ = 115318320.
The previous prime is 144403907. The next prime is 144403937. The reversal of 144403925 is 529304441.
It is a de Polignac number, because none of the positive numbers 2k-144403925 is a prime.
It is a super-3 number, since 3×1444039253 (a number of 25 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 144403891 and 144403900.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10154 + ... + 19796.
It is an arithmetic number, because the mean of its divisors is an integer number (14948200).
Almost surely, 2144403925 is an apocalyptic number.
It is an amenable number.
144403925 is a deficient number, since it is larger than the sum of its proper divisors (34974475).
144403925 is an equidigital number, since it uses as much as digits as its factorization.
144403925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10252 (or 10247 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 144403925 is about 12016.8184225277. The cubic root of 144403925 is about 524.6379060269.
The spelling of 144403925 in words is "one hundred forty-four million, four hundred three thousand, nine hundred twenty-five".
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