Base | Representation |
---|---|
bin | 10001111010110… |
… | …01011101101011 |
3 | 101110211200102011 |
4 | 20331121131223 |
5 | 301440002221 |
6 | 22525420351 |
7 | 3503431525 |
oct | 1075313553 |
9 | 343750364 |
10 | 150312811 |
11 | 77936270 |
12 | 4240a6b7 |
13 | 251ab3bc |
14 | 15d6aa15 |
15 | d2e21e1 |
hex | 8f5976b |
150312811 has 4 divisors (see below), whose sum is σ = 163977624. Its totient is φ = 136648000.
The previous prime is 150312803. The next prime is 150312871. The reversal of 150312811 is 118213051.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 118213051 = 11 ⋅10746641.
It is a cyclic number.
It is not a de Polignac number, because 150312811 - 23 = 150312803 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (150312871) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6832390 + ... + 6832411.
It is an arithmetic number, because the mean of its divisors is an integer number (40994406).
Almost surely, 2150312811 is an apocalyptic number.
150312811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
150312811 is a deficient number, since it is larger than the sum of its proper divisors (13664813).
150312811 is a wasteful number, since it uses less digits than its factorization.
150312811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13664812.
The product of its (nonzero) digits is 240, while the sum is 22.
The square root of 150312811 is about 12260.2125185496. The cubic root of 150312811 is about 531.6983740203.
Adding to 150312811 its product of nonzero digits (240), we get a palindrome (150313051).
Adding to 150312811 its reverse (118213051), we get a palindrome (268525862).
The spelling of 150312811 in words is "one hundred fifty million, three hundred twelve thousand, eight hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •