Base | Representation |
---|---|
bin | 10010010010110… |
… | …11000100111001 |
3 | 101200202211121021 |
4 | 21021123010321 |
5 | 303241341040 |
6 | 23121142441 |
7 | 3542301151 |
oct | 1111330471 |
9 | 350684537 |
10 | 153465145 |
11 | 796996a9 |
12 | 4348aa21 |
13 | 25a431a2 |
14 | 1654b761 |
15 | d71624a |
hex | 925b139 |
153465145 has 8 divisors (see below), whose sum is σ = 185332104. Its totient is φ = 121989504.
The previous prime is 153465139. The next prime is 153465161. The reversal of 153465145 is 541564351.
It can be written as a sum of positive squares in 4 ways, for example, as 2601 + 153462544 = 51^2 + 12388^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 153465145 - 217 = 153334073 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 153465145.
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 7 ways as a sum of consecutive naturals, for example, 96964 + ... + 98533.
It is an arithmetic number, because the mean of its divisors is an integer number (23166513).
Almost surely, 2153465145 is an apocalyptic number.
It is an amenable number.
153465145 is a deficient number, since it is larger than the sum of its proper divisors (31866959).
153465145 is a wasteful number, since it uses less digits than its factorization.
153465145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195659.
The product of its digits is 36000, while the sum is 34.
The square root of 153465145 is about 12388.1049801816. The cubic root of 153465145 is about 535.3895843485.
The spelling of 153465145 in words is "one hundred fifty-three million, four hundred sixty-five thousand, one hundred forty-five".
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