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10606681 = 314373109
BaseRepresentation
bin101000011101…
…100001011001
3201221212122001
4220131201121
510203403211
61015201001
7156104161
oct50354131
921855561
1010606681
115a94a58
123676161
132274a57
1415a15a1
15de7ac1
hexa1d859

10606681 has 16 divisors (see below), whose sum is σ = 11461120. Its totient is φ = 9797760.

The previous prime is 10606639. The next prime is 10606709. The reversal of 10606681 is 18660601.

It is a 3-Lehmer number, since φ(10606681) divides (10606681-1)3.

It is a cyclic number.

It is a Carmichael number.

It is a de Polignac number, because none of the positive numbers 2k-10606681 is a prime.

It is a super-2 number, since 2×106066812 = 225003363671522, which contains 22 as substring.

It is a deceptive number, since it divides R10606680.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10606601) 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 15 ways as a sum of consecutive naturals, for example, 97255 + ... + 97363.

It is an arithmetic number, because the mean of its divisors is an integer number (716320).

It is a Poulet number, since it divides 210606680-1.

Almost surely, 210606681 is an apocalyptic number.

It is an amenable number.

10606681 is a deficient number, since it is larger than the sum of its proper divisors (854439).

10606681 is a wasteful number, since it uses less digits than its factorization.

10606681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 10606681 is about 3256.7899840180. The cubic root of 10606681 is about 219.7150650075.

The spelling of 10606681 in words is "ten million, six hundred six thousand, six hundred eighty-one".

Divisors: 1 31 43 73 109 1333 2263 3139 3379 4687 7957 97309 145297 246667 342151 10606681