Search a number
-
+
10876681 = 15172031
BaseRepresentation
bin101001011111…
…011100001001
3202110121000001
4221133130021
510241023211
61025043001
7161310304
oct51373411
922417001
1010876681
1161598a2
123786461
13233a90a
141631b3b
15e4cac1
hexa5f709

10876681 has 4 divisors (see below), whose sum is σ = 10948864. Its totient is φ = 10804500.

The previous prime is 10876669. The next prime is 10876687. The reversal of 10876681 is 18667801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10876681 - 29 = 10876169 is a prime.

It is a super-2 number, since 2×108766812 = 236604379151522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10876681.

It is not an unprimeable number, because it can be changed into a prime (10876687) 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, 35865 + ... + 36166.

It is an arithmetic number, because the mean of its divisors is an integer number (2737216).

Almost surely, 210876681 is an apocalyptic number.

It is an amenable number.

10876681 is a deficient number, since it is larger than the sum of its proper divisors (72183).

10876681 is an equidigital number, since it uses as much as digits as its factorization.

10876681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72182.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 10876681 is about 3297.9813522820. The cubic root of 10876681 is about 221.5637959618.

The spelling of 10876681 in words is "ten million, eight hundred seventy-six thousand, six hundred eighty-one".

Divisors: 1 151 72031 10876681