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132244231 = 7151112503
BaseRepresentation
bin1111110000111…
…10001100000111
3100012211200222111
413320132030013
5232323303411
621042241451
73164025460
oct770361407
9305750874
10132244231
1168715059
1238356287
1321523132
14137c5d67
15b923721
hex7e1e307

132244231 has 8 divisors (see below), whose sum is σ = 151248384. Its totient is φ = 113268120.

The previous prime is 132244223. The next prime is 132244243. The reversal of 132244231 is 132442231.

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

It is not a de Polignac number, because 132244231 - 23 = 132244223 is a prime.

It is a super-2 number, since 2×1322442312 = 34977073265562722, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132244291) 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, 4326 + ... + 16828.

It is an arithmetic number, because the mean of its divisors is an integer number (18906048).

Almost surely, 2132244231 is an apocalyptic number.

132244231 is a deficient number, since it is larger than the sum of its proper divisors (19004153).

132244231 is a wasteful number, since it uses less digits than its factorization.

132244231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14021.

The product of its digits is 1152, while the sum is 22.

The square root of 132244231 is about 11499.7491711776. The cubic root of 132244231 is about 509.4781680250.

Adding to 132244231 its reverse (132442231), we get a palindrome (264686462).

The spelling of 132244231 in words is "one hundred thirty-two million, two hundred forty-four thousand, two hundred thirty-one".

Divisors: 1 7 1511 10577 12503 87521 18892033 132244231