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132222331 = 2355710321
BaseRepresentation
bin1111110000110…
…00110101111011
3100012210120221101
413320120311323
5232322103311
621041552231
73163604563
oct770306573
9305716841
10132222331
11686aa65a
1238345677
1321516187
14137bbda3
15b91bec1
hex7e18d7b

132222331 has 8 divisors (see below), whose sum is σ = 138232224. Its totient is φ = 126234240.

The previous prime is 132222329. The next prime is 132222371. The reversal of 132222331 is 133222231.

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

It is a cyclic number.

It is not a de Polignac number, because 132222331 - 21 = 132222329 is a prime.

It is a super-2 number, since 2×1322223312 = 34965489630147122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132222299 and 132222308.

It is not an unprimeable number, because it can be changed into a prime (132222301) 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 7 ways as a sum of consecutive naturals, for example, 7651 + ... + 17971.

It is an arithmetic number, because the mean of its divisors is an integer number (17279028).

Almost surely, 2132222331 is an apocalyptic number.

132222331 is a deficient number, since it is larger than the sum of its proper divisors (6009893).

132222331 is a wasteful number, since it uses less digits than its factorization.

132222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10901.

The product of its digits is 432, while the sum is 19.

The square root of 132222331 is about 11498.7969370713. The cubic root of 132222331 is about 509.4500428212.

Adding to 132222331 its reverse (133222231), we get a palindrome (265444562).

It can be divided in two parts, 1322 and 22331, that added together give a triangular number (23653 = T217).

The spelling of 132222331 in words is "one hundred thirty-two million, two hundred twenty-two thousand, three hundred thirty-one".

Divisors: 1 23 557 10321 12811 237383 5748797 132222331