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150081 = 3192633
BaseRepresentation
bin100100101001000001
321121212120
4210221001
514300311
63114453
71163361
oct445101
9247776
10150081
11a2838
1272a29
1353409
143c9a1
152e706
hex24a41

150081 has 8 divisors (see below), whose sum is σ = 210720. Its totient is φ = 94752.

The previous prime is 150077. The next prime is 150083. The reversal of 150081 is 180051.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150081 - 22 = 150077 is a prime.

It is a super-2 number, since 2×1500812 = 45048613122, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 150081.

It is not an unprimeable number, because it can be changed into a prime (150083) 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, 1260 + ... + 1373.

It is an arithmetic number, because the mean of its divisors is an integer number (26340).

2150081 is an apocalyptic number.

It is an amenable number.

150081 is a deficient number, since it is larger than the sum of its proper divisors (60639).

150081 is a wasteful number, since it uses less digits than its factorization.

150081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 150081 is about 387.4028910579. The cubic root of 150081 is about 53.1424906653.

The spelling of 150081 in words is "one hundred fifty thousand, eighty-one".

Divisors: 1 3 19 57 2633 7899 50027 150081