Base | Representation |
---|---|
bin | 10001111001011… |
… | …01001001101001 |
3 | 101110111110102201 |
4 | 20330231021221 |
5 | 301413200210 |
6 | 22521500201 |
7 | 3502044412 |
oct | 1074551151 |
9 | 343443381 |
10 | 150131305 |
11 | 77821965 |
12 | 42341661 |
13 | 251468bc |
14 | 15d20809 |
15 | d2a853a |
hex | 8f2d269 |
150131305 has 4 divisors (see below), whose sum is σ = 180157572. Its totient is φ = 120105040.
The previous prime is 150131291. The next prime is 150131329. The reversal of 150131305 is 503131051.
150131305 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.
It can be written as a sum of positive squares in 2 ways, for example, as 106729561 + 43401744 = 10331^2 + 6588^2 .
It is not a de Polignac number, because 150131305 - 25 = 150131273 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15013126 + ... + 15013135.
It is an arithmetic number, because the mean of its divisors is an integer number (45039393).
Almost surely, 2150131305 is an apocalyptic number.
It is an amenable number.
150131305 is a deficient number, since it is larger than the sum of its proper divisors (30026267).
150131305 is an equidigital number, since it uses as much as digits as its factorization.
150131305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30026266.
The product of its (nonzero) digits is 225, while the sum is 19.
The square root of 150131305 is about 12252.8080455053. The cubic root of 150131305 is about 531.4842753571.
Adding to 150131305 its reverse (503131051), we get a palindrome (653262356).
The spelling of 150131305 in words is "one hundred fifty million, one hundred thirty-one thousand, three hundred five".
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