Base | Representation |
---|---|
bin | 10001010010010… |
… | …10011110111101 |
3 | 101002212012100220 |
4 | 20221022132331 |
5 | 244110233243 |
6 | 22220011553 |
7 | 3410360343 |
oct | 1051123675 |
9 | 332765326 |
10 | 145008573 |
11 | 749430a6 |
12 | 40690bb9 |
13 | 24071cb8 |
14 | 15389993 |
15 | cae5783 |
hex | 8a4a7bd |
145008573 has 4 divisors (see below), whose sum is σ = 193344768. Its totient is φ = 96672380.
The previous prime is 145008559. The next prime is 145008593. The reversal of 145008573 is 375800541.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 375800541 = 3 ⋅125266847.
It is a cyclic number.
It is not a de Polignac number, because 145008573 - 24 = 145008557 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145008533) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24168093 + ... + 24168098.
It is an arithmetic number, because the mean of its divisors is an integer number (48336192).
Almost surely, 2145008573 is an apocalyptic number.
It is an amenable number.
145008573 is a deficient number, since it is larger than the sum of its proper divisors (48336195).
145008573 is an equidigital number, since it uses as much as digits as its factorization.
145008573 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48336194.
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 145008573 is about 12041.9505479802. The cubic root of 145008573 is about 525.3691408404.
The spelling of 145008573 in words is "one hundred forty-five million, eight thousand, five hundred seventy-three".
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