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132243115 = 5251105373
BaseRepresentation
bin1111110000111…
…01111010101011
3100012211122110011
413320131322223
5232323234430
621042232351
73164022304
oct770357253
9305748404
10132243115
1168714234
12383556b7
1321522784
14137c57ab
15b92322a
hex7e1deab

132243115 has 8 divisors (see below), whose sum is σ = 159325488. Its totient is φ = 105372000.

The previous prime is 132243113. The next prime is 132243127. The reversal of 132243115 is 511342231.

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 132243115 - 21 = 132243113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132243113) 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, 51432 + ... + 53941.

It is an arithmetic number, because the mean of its divisors is an integer number (19915686).

Almost surely, 2132243115 is an apocalyptic number.

132243115 is a deficient number, since it is larger than the sum of its proper divisors (27082373).

132243115 is a wasteful number, since it uses less digits than its factorization.

132243115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105629.

The product of its digits is 720, while the sum is 22.

The square root of 132243115 is about 11499.7006482778. The cubic root of 132243115 is about 509.4767348705.

Adding to 132243115 its reverse (511342231), we get a palindrome (643585346).

The spelling of 132243115 in words is "one hundred thirty-two million, two hundred forty-three thousand, one hundred fifteen".

Divisors: 1 5 251 1255 105373 526865 26448623 132243115