Base | Representation |
---|---|
bin | 10000111110100… |
… | …00011100000101 |
3 | 100220222020212221 |
4 | 20133100130011 |
5 | 242424132100 |
6 | 22044212341 |
7 | 3346322644 |
oct | 1037203405 |
9 | 326866787 |
10 | 142411525 |
11 | 73429983 |
12 | 3b83a0b1 |
13 | 23672b99 |
14 | 14cb135b |
15 | c78101a |
hex | 87d0705 |
142411525 has 6 divisors (see below), whose sum is σ = 176590322. Its totient is φ = 113929200.
The previous prime is 142411519. The next prime is 142411537. The reversal of 142411525 is 525114241.
It can be written as a sum of positive squares in 3 ways, for example, as 3690241 + 138721284 = 1921^2 + 11778^2 .
It is not a de Polignac number, because 142411525 - 29 = 142411013 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: 5696461 = 142411525 / (1 + 4 + 2 + 4 + 1 + 1 + 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 142411525.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2848206 + ... + 2848255.
Almost surely, 2142411525 is an apocalyptic number.
It is an amenable number.
142411525 is a deficient number, since it is larger than the sum of its proper divisors (34178797).
142411525 is an equidigital number, since it uses as much as digits as its factorization.
142411525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5696471 (or 5696466 counting only the distinct ones).
The product of its digits is 1600, while the sum is 25.
The square root of 142411525 is about 11933.6300009679. The cubic root of 142411525 is about 522.2138417665.
Adding to 142411525 its reverse (525114241), we get a palindrome (667525766).
The spelling of 142411525 in words is "one hundred forty-two million, four hundred eleven thousand, five hundred twenty-five".
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