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106568417 = 293674773
BaseRepresentation
bin1100101101000…
…01101011100001
321102112020101102
412112201223201
5204240142132
614324044145
72432550044
oct626415341
9242466342
10106568417
115517847a
122b833655
1319103447
1410220c5b
159550c62
hex65a1ae1

106568417 has 4 divisors (see below), whose sum is σ = 110243220. Its totient is φ = 102893616.

The previous prime is 106568383. The next prime is 106568419. The reversal of 106568417 is 714865601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 714865601 = 1275628863.

It can be written as a sum of positive squares in 2 ways, for example, as 16679056 + 89889361 = 4084^2 + 9481^2 .

It is a cyclic number.

It is not a de Polignac number, because 106568417 - 216 = 106502881 is a prime.

It is a super-2 number, since 2×1065684172 = 22713655003771778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106568419) 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 3 ways as a sum of consecutive naturals, for example, 1837358 + ... + 1837415.

It is an arithmetic number, because the mean of its divisors is an integer number (27560805).

Almost surely, 2106568417 is an apocalyptic number.

It is an amenable number.

106568417 is a deficient number, since it is larger than the sum of its proper divisors (3674803).

106568417 is an equidigital number, since it uses as much as digits as its factorization.

106568417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674802.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 106568417 is about 10323.1980025572. The cubic root of 106568417 is about 474.1067860435.

The spelling of 106568417 in words is "one hundred six million, five hundred sixty-eight thousand, four hundred seventeen".

Divisors: 1 29 3674773 106568417