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10806001 = 41263561
BaseRepresentation
bin101001001110…
…001011110001
3202100000001021
4221032023301
510231243001
61023335441
7160564243
oct51161361
922300037
1010806001
116110788
123751581
1323146ab
141614093
15e36ba1
hexa4e2f1

10806001 has 4 divisors (see below), whose sum is σ = 11069604. Its totient is φ = 10542400.

The previous prime is 10805983. The next prime is 10806017. The reversal of 10806001 is 10060801.

10806001 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 can be written as a sum of positive squares in 2 ways, for example, as 1442401 + 9363600 = 1201^2 + 3060^2 .

It is a cyclic number.

It is not a de Polignac number, because 10806001 - 25 = 10805969 is a prime.

It is a super-2 number, since 2×108060012 = 233539315224002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10806071) 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, 131740 + ... + 131821.

It is an arithmetic number, because the mean of its divisors is an integer number (2767401).

Almost surely, 210806001 is an apocalyptic number.

It is an amenable number.

10806001 is a deficient number, since it is larger than the sum of its proper divisors (263603).

10806001 is an equidigital number, since it uses as much as digits as its factorization.

10806001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263602.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 10806001 is about 3287.2482413107. The cubic root of 10806001 is about 221.0828228435.

Adding to 10806001 its reverse (10060801), we get a palindrome (20866802).

The spelling of 10806001 in words is "ten million, eight hundred six thousand, one".

Divisors: 1 41 263561 10806001