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132215105 = 5112403911
BaseRepresentation
bin1111110000101…
…11000101000001
3100012210020000202
413320113011001
5232321340410
621041454545
73163544531
oct770270501
9305706022
10132215105
11686a5190
1238341455
1321512ab9
14137b94c1
15b919ca5
hex7e17141

132215105 has 8 divisors (see below), whose sum is σ = 173081664. Its totient is φ = 96156400.

The previous prime is 132215101. The next prime is 132215113. The reversal of 132215105 is 501512231.

It is a happy number.

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

It is not a de Polignac number, because 132215105 - 22 = 132215101 is a prime.

It is a super-2 number, since 2×1322151052 = 34961667980322050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132215101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201901 + ... + 1202010.

It is an arithmetic number, because the mean of its divisors is an integer number (21635208).

Almost surely, 2132215105 is an apocalyptic number.

It is an amenable number.

132215105 is a deficient number, since it is larger than the sum of its proper divisors (40866559).

132215105 is a wasteful number, since it uses less digits than its factorization.

132215105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403927.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 132215105 is about 11498.4827259948. The cubic root of 132215105 is about 509.4407621068.

Adding to 132215105 its reverse (501512231), we get a palindrome (633727336).

The spelling of 132215105 in words is "one hundred thirty-two million, two hundred fifteen thousand, one hundred five".

Divisors: 1 5 11 55 2403911 12019555 26443021 132215105