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150448241 = 658122861
BaseRepresentation
bin10001111011110…
…10100001110001
3101111002120012002
420331322201301
5302003320431
622532343345
73504534416
oct1075724161
9344076162
10150448241
1177a18a99
1242474b55
1325227c38
1415da410d
15d31c3cb
hex8f7a871

150448241 has 4 divisors (see below), whose sum is σ = 150477684. Its totient is φ = 150418800.

The previous prime is 150448237. The next prime is 150448273. The reversal of 150448241 is 142844051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142844051 = 720406293.

It can be written as a sum of positive squares in 2 ways, for example, as 94497841 + 55950400 = 9721^2 + 7480^2 .

It is a cyclic number.

It is not a de Polignac number, because 150448241 - 22 = 150448237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150448211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4850 + ... + 18011.

It is an arithmetic number, because the mean of its divisors is an integer number (37619421).

Almost surely, 2150448241 is an apocalyptic number.

It is an amenable number.

150448241 is a deficient number, since it is larger than the sum of its proper divisors (29443).

150448241 is an equidigital number, since it uses as much as digits as its factorization.

150448241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29442.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 150448241 is about 12265.7344256265. The cubic root of 150448241 is about 531.8580106586.

The spelling of 150448241 in words is "one hundred fifty million, four hundred forty-eight thousand, two hundred forty-one".

Divisors: 1 6581 22861 150448241