Base | Representation |
---|---|
bin | 10001111010000… |
… | …00100011111101 |
3 | 101110122111111110 |
4 | 20331000203331 |
5 | 301423221223 |
6 | 22523312233 |
7 | 3502525254 |
oct | 1075004375 |
9 | 343574443 |
10 | 150210813 |
11 | 77876675 |
12 | 4237b679 |
13 | 25173b4c |
14 | 15d4179b |
15 | d2c1d93 |
hex | 8f408fd |
150210813 has 4 divisors (see below), whose sum is σ = 200281088. Its totient is φ = 100140540.
The previous prime is 150210811. The next prime is 150210817. The reversal of 150210813 is 318012051.
150210813 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 not a de Polignac number, because 150210813 - 21 = 150210811 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 150210813.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150210811) 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, 25035133 + ... + 25035138.
It is an arithmetic number, because the mean of its divisors is an integer number (50070272).
Almost surely, 2150210813 is an apocalyptic number.
It is an amenable number.
150210813 is a deficient number, since it is larger than the sum of its proper divisors (50070275).
150210813 is an equidigital number, since it uses as much as digits as its factorization.
150210813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50070274.
The product of its (nonzero) digits is 240, while the sum is 21.
The square root of 150210813 is about 12256.0520968214. The cubic root of 150210813 is about 531.5780816739.
Adding to 150210813 its reverse (318012051), we get a palindrome (468222864).
The spelling of 150210813 in words is "one hundred fifty million, two hundred ten thousand, eight hundred thirteen".
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