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63810113 = 193499623
BaseRepresentation
bin1111001101101…
…0101001000001
311110001220000112
43303122221001
5112313410423
610155401105
71403243213
oct363325101
9143056015
1063810113
1133023534
1219453195
13102b2283
1486905b3
155906a78
hex3cdaa41

63810113 has 8 divisors (see below), whose sum is σ = 67368000. Its totient is φ = 60272208.

The previous prime is 63810107. The next prime is 63810133. The reversal of 63810113 is 31101836.

63810113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 63810113 - 26 = 63810049 is a prime.

It is a super-3 number, since 3×638101133 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63810133) 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, 1820 + ... + 11442.

It is an arithmetic number, because the mean of its divisors is an integer number (8421000).

Almost surely, 263810113 is an apocalyptic number.

It is an amenable number.

63810113 is a deficient number, since it is larger than the sum of its proper divisors (3557887).

63810113 is a wasteful number, since it uses less digits than its factorization.

63810113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9991.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 63810113 is about 7988.1232464203. The cubic root of 63810113 is about 399.6040101929.

Adding to 63810113 its reverse (31101836), we get a palindrome (94911949).

The spelling of 63810113 in words is "sixty-three million, eight hundred ten thousand, one hundred thirteen".

Divisors: 1 19 349 6631 9623 182837 3358427 63810113