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10806814807 = 731182712517
BaseRepresentation
bin10100001000010001…
…01110100001010111
31000220010221001222021
422010020232201113
5134113021033212
64544203314011
7531542260465
oct120410564127
930803831867
1010806814807
11464618aa08
12211721b907
131032bb8199
14747383835
15433b2e307
hex28422e857

10806814807 has 8 divisors (see below), whose sum is σ = 10956654896. Its totient is φ = 10657023552.

The previous prime is 10806814801. The next prime is 10806814817. The reversal of 10806814807 is 70841860801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10806814807 - 27 = 10806814679 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 (10806814801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 857113 + ... + 869629.

It is an arithmetic number, because the mean of its divisors is an integer number (1369581862).

Almost surely, 210806814807 is an apocalyptic number.

10806814807 is a deficient number, since it is larger than the sum of its proper divisors (149840089).

10806814807 is a wasteful number, since it uses less digits than its factorization.

10806814807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24417.

The product of its (nonzero) digits is 86016, while the sum is 43.

The spelling of 10806814807 in words is "ten billion, eight hundred six million, eight hundred fourteen thousand, eight hundred seven".

Divisors: 1 73 11827 12517 863371 913741 148038559 10806814807