Base | Representation |
---|---|
bin | 10010010000001… |
… | …00111111001101 |
3 | 101200002220220021 |
4 | 21020010333031 |
5 | 303144100100 |
6 | 23105422141 |
7 | 3536302126 |
oct | 1110047715 |
9 | 350086807 |
10 | 153112525 |
11 | 79478785 |
12 | 4333a951 |
13 | 2594b837 |
14 | 1649904d |
15 | d696a1a |
hex | 9204fcd |
153112525 has 6 divisors (see below), whose sum is σ = 189859562. Its totient is φ = 122490000.
The previous prime is 153112517. The next prime is 153112543. The reversal of 153112525 is 525211351.
It can be written as a sum of positive squares in 3 ways, for example, as 10118761 + 142993764 = 3181^2 + 11958^2 .
It is not a de Polignac number, because 153112525 - 23 = 153112517 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 6124501 = 153112525 / (1 + 5 + 3 + 1 + 1 + 2 + 5 + 2 + 5).
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 153112525.
It is a congruent number.
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 5 ways as a sum of consecutive naturals, for example, 3062226 + ... + 3062275.
Almost surely, 2153112525 is an apocalyptic number.
It is an amenable number.
153112525 is a deficient number, since it is larger than the sum of its proper divisors (36747037).
153112525 is an equidigital number, since it uses as much as digits as its factorization.
153112525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6124511 (or 6124506 counting only the distinct ones).
The product of its digits is 1500, while the sum is 25.
The square root of 153112525 is about 12373.8645943779. The cubic root of 153112525 is about 534.9792113505.
Adding to 153112525 its reverse (525211351), we get a palindrome (678323876).
The spelling of 153112525 in words is "one hundred fifty-three million, one hundred twelve thousand, five hundred twenty-five".
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