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10805653 = 23469811
BaseRepresentation
bin101001001110…
…000110010101
3202022222120101
4221032012111
510231240103
61023334101
7160563235
oct51160625
922288511
1010805653
1161104a1
123751331
1323144a1
141613cc5
15e36a1d
hexa4e195

10805653 has 4 divisors (see below), whose sum is σ = 11275488. Its totient is φ = 10335820.

The previous prime is 10805651. The next prime is 10805657. The reversal of 10805653 is 35650801.

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 10805653 - 21 = 10805651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10805651) 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 3 ways as a sum of consecutive naturals, for example, 234883 + ... + 234928.

It is an arithmetic number, because the mean of its divisors is an integer number (2818872).

Almost surely, 210805653 is an apocalyptic number.

It is an amenable number.

10805653 is a deficient number, since it is larger than the sum of its proper divisors (469835).

10805653 is an equidigital number, since it uses as much as digits as its factorization.

10805653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469834.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 10805653 is about 3287.1953090743. The cubic root of 10805653 is about 221.0804495435.

The spelling of 10805653 in words is "ten million, eight hundred five thousand, six hundred fifty-three".

Divisors: 1 23 469811 10805653