Base | Representation |
---|---|
bin | 10001111101111… |
… | …11100100100111 |
3 | 101111121221010101 |
4 | 20332333210213 |
5 | 302041343142 |
6 | 22542404531 |
7 | 3510123055 |
oct | 1076774447 |
9 | 344557111 |
10 | 150731047 |
11 | 780a1515 |
12 | 42590747 |
13 | 252c688c |
14 | 160391d5 |
15 | d3760b7 |
hex | 8fbf927 |
150731047 has 8 divisors (see below), whose sum is σ = 162534960. Its totient is φ = 139314240.
The previous prime is 150731011. The next prime is 150731101. The reversal of 150731047 is 740137051.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-150731047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150734047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95968 + ... + 97525.
It is an arithmetic number, because the mean of its divisors is an integer number (20316870).
Almost surely, 2150731047 is an apocalyptic number.
150731047 is a deficient number, since it is larger than the sum of its proper divisors (11803913).
150731047 is a wasteful number, since it uses less digits than its factorization.
150731047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193553.
The product of its (nonzero) digits is 2940, while the sum is 28.
The square root of 150731047 is about 12277.2573077215. The cubic root of 150731047 is about 532.1910565122.
Adding to 150731047 its reverse (740137051), we get a palindrome (890868098).
The spelling of 150731047 in words is "one hundred fifty million, seven hundred thirty-one thousand, forty-seven".
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