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150512 = 2423409
BaseRepresentation
bin100100101111110000
321122110112
4210233300
514304022
63120452
71164545
oct445760
9248415
10150512
11a309a
1273128
135367b
143cbcc
152e8e2
hex24bf0

150512 has 20 divisors (see below), whose sum is σ = 305040. Its totient is φ = 71808.

The previous prime is 150503. The next prime is 150517. The reversal of 150512 is 215051.

150512 is nontrivially palindromic in base 15.

150512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150517) by changing a digit.

150512 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164 + ... + 572.

It is an arithmetic number, because the mean of its divisors is an integer number (15252).

2150512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152520).

150512 is an abundant number, since it is smaller than the sum of its proper divisors (154528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150512 is a wasteful number, since it uses less digits than its factorization.

150512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 150512 is about 387.9587606950. The cubic root of 150512 is about 53.1933132719.

Adding to 150512 its reverse (215051), we get a palindrome (365563).

The spelling of 150512 in words is "one hundred fifty thousand, five hundred twelve".

Divisors: 1 2 4 8 16 23 46 92 184 368 409 818 1636 3272 6544 9407 18814 37628 75256 150512