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150133213 = 236527531
BaseRepresentation
bin10001111001011…
…01100111011101
3101110111120001101
420330231213131
5301413230323
622521513101
73502053106
oct1074554735
9343446041
10150133213
117782333a
1242342791
1325147729
1415d213ad
15d2a8dad
hex8f2d9dd

150133213 has 4 divisors (see below), whose sum is σ = 156660768. Its totient is φ = 143605660.

The previous prime is 150133141. The next prime is 150133219. The reversal of 150133213 is 312331051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150133213 - 29 = 150132701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150133219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3263743 + ... + 3263788.

It is an arithmetic number, because the mean of its divisors is an integer number (39165192).

Almost surely, 2150133213 is an apocalyptic number.

It is an amenable number.

150133213 is a deficient number, since it is larger than the sum of its proper divisors (6527555).

150133213 is an equidigital number, since it uses as much as digits as its factorization.

150133213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6527554.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 150133213 is about 12252.8859049613. The cubic root of 150133213 is about 531.4865268700.

Adding to 150133213 its reverse (312331051), we get a palindrome (462464264).

The spelling of 150133213 in words is "one hundred fifty million, one hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 23 6527531 150133213