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132210340 = 2256610517
BaseRepresentation
bin1111110000101…
…01111010100100
3100012202222111021
413320111322210
5232321212330
621041420524
73163524613
oct770257244
9305688437
10132210340
11686a1649
123833a744
1321510892
14137b787a
15b91867a
hex7e15ea4

132210340 has 12 divisors (see below), whose sum is σ = 277641756. Its totient is φ = 52884128.

The previous prime is 132210329. The next prime is 132210347. The reversal of 132210340 is 43012231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42302016 + 89908324 = 6504^2 + 9482^2 .

It is not an unprimeable number, because it can be changed into a prime (132210347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3305239 + ... + 3305278.

It is an arithmetic number, because the mean of its divisors is an integer number (23136813).

Almost surely, 2132210340 is an apocalyptic number.

132210340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132210340 is an abundant number, since it is smaller than the sum of its proper divisors (145431416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132210340 is a wasteful number, since it uses less digits than its factorization.

132210340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6610526 (or 6610524 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 132210340 is about 11498.2755228773. The cubic root of 132210340 is about 509.4346419932.

Adding to 132210340 its reverse (43012231), we get a palindrome (175222571).

The spelling of 132210340 in words is "one hundred thirty-two million, two hundred ten thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 6610517 13221034 26442068 33052585 66105170 132210340