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10804961 = 29336877
BaseRepresentation
bin101001001101…
…111011100001
3202022221121202
4221031323201
510231224321
61023330545
7160561226
oct51157341
922287552
1010804961
11610aa22
123750a55
13231408b
14161394d
15e3670b
hexa4dee1

10804961 has 4 divisors (see below), whose sum is σ = 10842132. Its totient is φ = 10767792.

The previous prime is 10804931. The next prime is 10805021. The reversal of 10804961 is 16940801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16940801 = 22377573.

It can be written as a sum of positive squares in 2 ways, for example, as 9891025 + 913936 = 3145^2 + 956^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10804961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10804931) 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, 18146 + ... + 18731.

It is an arithmetic number, because the mean of its divisors is an integer number (2710533).

Almost surely, 210804961 is an apocalyptic number.

It is an amenable number.

10804961 is a deficient number, since it is larger than the sum of its proper divisors (37171).

10804961 is an equidigital number, since it uses as much as digits as its factorization.

10804961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37170.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 10804961 is about 3287.0900504854. The cubic root of 10804961 is about 221.0757300713.

The spelling of 10804961 in words is "ten million, eight hundred four thousand, nine hundred sixty-one".

Divisors: 1 293 36877 10804961