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107317681 = 197877177
BaseRepresentation
bin1100110010110…
…00100110110001
321110221022011221
412121120212301
5204433131211
614352105041
72442120352
oct631304661
9243838157
10107317681
115563a3a9
122bb35181
13193064b3
1410377d29
15964cc71
hex66589b1

107317681 has 8 divisors (see below), whose sum is σ = 113125280. Its totient is φ = 101526048.

The previous prime is 107317669. The next prime is 107317687. The reversal of 107317681 is 186713701.

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 107317681 - 211 = 107315633 is a prime.

It is a super-2 number, since 2×1073176812 = 23034169310435522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107317687) 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, 11365 + ... + 18541.

It is an arithmetic number, because the mean of its divisors is an integer number (14140660).

Almost surely, 2107317681 is an apocalyptic number.

It is an amenable number.

107317681 is a deficient number, since it is larger than the sum of its proper divisors (5807599).

107317681 is an equidigital number, since it uses as much as digits as its factorization.

107317681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7983.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 107317681 is about 10359.4247427162. The cubic root of 107317681 is about 475.2153129123.

The spelling of 107317681 in words is "one hundred seven million, three hundred seventeen thousand, six hundred eighty-one".

Divisors: 1 19 787 7177 14953 136363 5648299 107317681