Base | Representation |
---|---|
bin | 10001111010010… |
… | …11011010011001 |
3 | 101110201202110112 |
4 | 20331023122121 |
5 | 301431132012 |
6 | 22524254105 |
7 | 3503101655 |
oct | 1075133231 |
9 | 343652415 |
10 | 150255257 |
11 | 778a6aa9 |
12 | 423a1335 |
13 | 2518b149 |
14 | 15d53a65 |
15 | d2d0122 |
hex | 8f4b699 |
150255257 has 2 divisors, whose sum is σ = 150255258. Its totient is φ = 150255256.
The previous prime is 150255227. The next prime is 150255271. The reversal of 150255257 is 752552051.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 82011136 + 68244121 = 9056^2 + 8261^2 .
It is an emirp because it is prime and its reverse (752552051) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 150255257 - 214 = 150238873 is a prime.
It is a super-2 number, since 2×1502552572 = 45153284512272098, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (150255227) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75127628 + 75127629.
It is an arithmetic number, because the mean of its divisors is an integer number (75127629).
Almost surely, 2150255257 is an apocalyptic number.
It is an amenable number.
150255257 is a deficient number, since it is larger than the sum of its proper divisors (1).
150255257 is an equidigital number, since it uses as much as digits as its factorization.
150255257 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17500, while the sum is 32.
The square root of 150255257 is about 12257.8651077584. The cubic root of 150255257 is about 531.6305038356.
The spelling of 150255257 in words is "one hundred fifty million, two hundred fifty-five thousand, two hundred fifty-seven".
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