Base | Representation |
---|---|
bin | 10001111011010… |
… | …11100000100001 |
3 | 101110222102210120 |
4 | 20331223200201 |
5 | 301444333341 |
6 | 22531150453 |
7 | 3504160152 |
oct | 1075534041 |
9 | 343872716 |
10 | 150386721 |
11 | 77986851 |
12 | 42445429 |
13 | 25205c34 |
14 | 15d89929 |
15 | d309066 |
hex | 8f6b821 |
150386721 has 8 divisors (see below), whose sum is σ = 207430080. Its totient is φ = 96800592.
The previous prime is 150386711. The next prime is 150386723. The reversal of 150386721 is 127683051.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 150386721 - 26 = 150386657 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (150386723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864205 + ... + 864378.
It is an arithmetic number, because the mean of its divisors is an integer number (25928760).
Almost surely, 2150386721 is an apocalyptic number.
It is an amenable number.
150386721 is a deficient number, since it is larger than the sum of its proper divisors (57043359).
150386721 is a wasteful number, since it uses less digits than its factorization.
150386721 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1728615.
The product of its (nonzero) digits is 10080, while the sum is 33.
The square root of 150386721 is about 12263.2263699240. The cubic root of 150386721 is about 531.7855065082.
The spelling of 150386721 in words is "one hundred fifty million, three hundred eighty-six thousand, seven hundred twenty-one".
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