Base | Representation |
---|---|
bin | 10001010011110… |
… | …01001110100001 |
3 | 101010012221000000 |
4 | 20221321032201 |
5 | 244132400113 |
6 | 22224050213 |
7 | 3412115466 |
oct | 1051711641 |
9 | 333187000 |
10 | 145200033 |
11 | 74a63a30 |
12 | 40763969 |
13 | 2410b1a4 |
14 | 153d966d |
15 | cb32373 |
hex | 8a793a1 |
145200033 has 56 divisors (see below), whose sum is σ = 250253280. Its totient is φ = 83280960.
The previous prime is 145200031. The next prime is 145200047. The reversal of 145200033 is 330002541.
It is not a de Polignac number, because 145200033 - 21 = 145200031 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 145199979 and 145200015.
It is not an unprimeable number, because it can be changed into a prime (145200031) by changing a digit.
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 55 ways as a sum of consecutive naturals, for example, 151885 + ... + 152837.
Almost surely, 2145200033 is an apocalyptic number.
It is an amenable number.
145200033 is a deficient number, since it is larger than the sum of its proper divisors (105053247).
145200033 is an equidigital number, since it uses as much as digits as its factorization.
145200033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1001 (or 986 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 145200033 is about 12049.8976344200. The cubic root of 145200033 is about 525.6002603677.
Adding to 145200033 its reverse (330002541), we get a palindrome (475202574).
The spelling of 145200033 in words is "one hundred forty-five million, two hundred thousand, thirty-three".
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