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10680886 = 25340443
BaseRepresentation
bin101000101111…
…101000110110
3202002122102101
4220233220312
510213242021
61020532314
7156533416
oct50575066
922078371
1010680886
116035787
1236b109a
13229c768
1415c0646
15e0ea91
hexa2fa36

10680886 has 4 divisors (see below), whose sum is σ = 16021332. Its totient is φ = 5340442.

The previous prime is 10680883. The next prime is 10680889. The reversal of 10680886 is 68808601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68808601 = 569120929.

It is an interprime number because it is at equal distance from previous prime (10680883) and next prime (10680889).

It is a super-2 number, since 2×106808862 = 228162651489992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10680881) 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 as a sum of consecutive naturals, namely, 2670220 + ... + 2670223.

It is an arithmetic number, because the mean of its divisors is an integer number (4005333).

Almost surely, 210680886 is an apocalyptic number.

10680886 is a deficient number, since it is larger than the sum of its proper divisors (5340446).

10680886 is an equidigital number, since it uses as much as digits as its factorization.

10680886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340445.

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 10680886 is about 3268.1624806610. The cubic root of 10680886 is about 220.2262548360.

The spelling of 10680886 in words is "ten million, six hundred eighty thousand, eight hundred eighty-six".

Divisors: 1 2 5340443 10680886