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10808071 = 89121439
BaseRepresentation
bin101001001110…
…101100000111
3202100002212221
4221032230013
510231324241
61023353211
7160603261
oct51165407
922302787
1010808071
11611229a
123752807
132315611
141614b31
15e375d1
hexa4eb07

10808071 has 4 divisors (see below), whose sum is σ = 10929600. Its totient is φ = 10686544.

The previous prime is 10808059. The next prime is 10808087. The reversal of 10808071 is 17080801.

10808071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10808071 - 211 = 10806023 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 (10808471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60631 + ... + 60808.

It is an arithmetic number, because the mean of its divisors is an integer number (2732400).

Almost surely, 210808071 is an apocalyptic number.

10808071 is a deficient number, since it is larger than the sum of its proper divisors (121529).

10808071 is an equidigital number, since it uses as much as digits as its factorization.

10808071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121528.

The product of its (nonzero) digits is 448, while the sum is 25.

The square root of 10808071 is about 3287.5630792427. The cubic root of 10808071 is about 221.0969388341.

Adding to 10808071 its reverse (17080801), we get a palindrome (27888872).

The spelling of 10808071 in words is "ten million, eight hundred eight thousand, seventy-one".

Divisors: 1 89 121439 10808071