Base | Representation |
---|---|
bin | 10001010011000… |
… | …01101001011101 |
3 | 101010001000111222 |
4 | 20221201221131 |
5 | 244121302303 |
6 | 22222023125 |
7 | 3411234065 |
oct | 1051415135 |
9 | 333030458 |
10 | 145103453 |
11 | 749a8410 |
12 | 40717aa5 |
13 | 240a6241 |
14 | 153b23a5 |
15 | cb13938 |
hex | 8a61a5d |
145103453 has 8 divisors (see below), whose sum is σ = 161282016. Its totient is φ = 129422800.
The previous prime is 145103447. The next prime is 145103459. The reversal of 145103453 is 354301541.
It is an interprime number because it is at equal distance from previous prime (145103447) and next prime (145103459).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-145103453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145103459) 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 7 ways as a sum of consecutive naturals, for example, 123863 + ... + 125028.
It is an arithmetic number, because the mean of its divisors is an integer number (20160252).
Almost surely, 2145103453 is an apocalyptic number.
It is an amenable number.
145103453 is a deficient number, since it is larger than the sum of its proper divisors (16178563).
145103453 is a wasteful number, since it uses less digits than its factorization.
145103453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248955.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 145103453 is about 12045.8894648756. The cubic root of 145103453 is about 525.4836999437.
Adding to 145103453 its reverse (354301541), we get a palindrome (499404994).
The spelling of 145103453 in words is "one hundred forty-five million, one hundred three thousand, four hundred fifty-three".
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