Base | Representation |
---|---|
bin | 11110000011110… |
… | …00001011110001 |
3 | 122120110120110220 |
4 | 33001320023301 |
5 | 1004022304023 |
6 | 41004243253 |
7 | 6151146456 |
oct | 1701701361 |
9 | 576416426 |
10 | 252150513 |
11 | 11a37245a |
12 | 70540529 |
13 | 403164b4 |
14 | 256b982d |
15 | 1720b3e3 |
hex | f0782f1 |
252150513 has 4 divisors (see below), whose sum is σ = 336200688. Its totient is φ = 168100340.
The previous prime is 252150487. The next prime is 252150517. The reversal of 252150513 is 315051252.
It is a happy number.
252150513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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.
It is a cyclic number.
It is not a de Polignac number, because 252150513 - 28 = 252150257 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252150517) 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, 42025083 + ... + 42025088.
It is an arithmetic number, because the mean of its divisors is an integer number (84050172).
Almost surely, 2252150513 is an apocalyptic number.
It is an amenable number.
252150513 is a deficient number, since it is larger than the sum of its proper divisors (84050175).
252150513 is an equidigital number, since it uses as much as digits as its factorization.
252150513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84050174.
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 252150513 is about 15879.2478726166. The cubic root of 252150513 is about 631.7616879429.
The spelling of 252150513 in words is "two hundred fifty-two million, one hundred fifty thousand, five hundred thirteen".
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