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113240211 = 375392391
BaseRepresentation
bin1101011111111…
…10100010010011
321220002012100220
412233332202103
5212442141321
615123044123
72543345250
oct657764223
9256065326
10113240211
1158a15057
1231b10643
131a5cb156
141107a427
159e1c9c6
hex6bfe893

113240211 has 8 divisors (see below), whose sum is σ = 172556544. Its totient is φ = 64708680.

The previous prime is 113240203. The next prime is 113240219. The reversal of 113240211 is 112042311.

It is an interprime number because it is at equal distance from previous prime (113240203) and next prime (113240219).

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

It is not a de Polignac number, because 113240211 - 23 = 113240203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113240219) 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, 2696175 + ... + 2696216.

It is an arithmetic number, because the mean of its divisors is an integer number (21569568).

Almost surely, 2113240211 is an apocalyptic number.

113240211 is a deficient number, since it is larger than the sum of its proper divisors (59316333).

113240211 is an equidigital number, since it uses as much as digits as its factorization.

113240211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392401.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 113240211 is about 10641.4383896163. The cubic root of 113240211 is about 483.8011428946.

Adding to 113240211 its reverse (112042311), we get a palindrome (225282522).

The spelling of 113240211 in words is "one hundred thirteen million, two hundred forty thousand, two hundred eleven".

Divisors: 1 3 7 21 5392391 16177173 37746737 113240211