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150044223 = 3721020709
BaseRepresentation
bin10001111000101…
…11111000111111
3101110100000222110
420330113320333
5301402403343
622515545103
73501232500
oct1074277077
9343300873
10150044223
117777249a
12422bb193
1325116084
1415cdaba7
15d28c833
hex8f17e3f

150044223 has 12 divisors (see below), whose sum is σ = 232721880. Its totient is φ = 85739472.

The previous prime is 150044221. The next prime is 150044233. The reversal of 150044223 is 322440051.

It is not a de Polignac number, because 150044223 - 21 = 150044221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 150044223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150044221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 510208 + ... + 510501.

It is an arithmetic number, because the mean of its divisors is an integer number (19393490).

Almost surely, 2150044223 is an apocalyptic number.

150044223 is a deficient number, since it is larger than the sum of its proper divisors (82677657).

150044223 is a wasteful number, since it uses less digits than its factorization.

150044223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020726 (or 1020719 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 150044223 is about 12249.2539772837. The cubic root of 150044223 is about 531.3814949606.

Adding to 150044223 its reverse (322440051), we get a palindrome (472484274).

The spelling of 150044223 in words is "one hundred fifty million, forty-four thousand, two hundred twenty-three".

Divisors: 1 3 7 21 49 147 1020709 3062127 7144963 21434889 50014741 150044223