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113313201 = 337771067
BaseRepresentation
bin1101100000100…
…00010110110001
321220012220111020
412300100112301
5213002010301
615124410053
72544101121
oct660202661
9256186436
10113313201
1158a64981
1231b46929
131a625441
1411098c81
159e34436
hex6c105b1

113313201 has 4 divisors (see below), whose sum is σ = 151084272. Its totient is φ = 75542132.

The previous prime is 113313191. The next prime is 113313209. The reversal of 113313201 is 102313311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102313311 = 334104437.

It is a cyclic number.

It is not a de Polignac number, because 113313201 - 211 = 113311153 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113313209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18885531 + ... + 18885536.

It is an arithmetic number, because the mean of its divisors is an integer number (37771068).

Almost surely, 2113313201 is an apocalyptic number.

It is an amenable number.

113313201 is a deficient number, since it is larger than the sum of its proper divisors (37771071).

113313201 is an equidigital number, since it uses as much as digits as its factorization.

113313201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37771070.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113313201 is about 10644.8673547396. The cubic root of 113313201 is about 483.9050667005.

Adding to 113313201 its reverse (102313311), we get a palindrome (215626512).

The spelling of 113313201 in words is "one hundred thirteen million, three hundred thirteen thousand, two hundred one".

Divisors: 1 3 37771067 113313201