Search a number
-
+
10805977 = 713118747
BaseRepresentation
bin101001001110…
…001011011001
3202100000000101
4221032023121
510231242402
61023335401
7160564210
oct51161331
922300011
1010805977
116110766
123751561
132314690
141614077
15e36b87
hexa4e2d9

10805977 has 8 divisors (see below), whose sum is σ = 13299776. Its totient is φ = 8549712.

The previous prime is 10805969. The next prime is 10805981. The reversal of 10805977 is 77950801.

10805977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10805977 - 23 = 10805969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10805917) 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, 59283 + ... + 59464.

It is an arithmetic number, because the mean of its divisors is an integer number (1662472).

Almost surely, 210805977 is an apocalyptic number.

It is an amenable number.

10805977 is a deficient number, since it is larger than the sum of its proper divisors (2493799).

10805977 is a wasteful number, since it uses less digits than its factorization.

10805977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118767.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 10805977 is about 3287.2445908390. The cubic root of 10805977 is about 221.0826591693.

The spelling of 10805977 in words is "ten million, eight hundred five thousand, nine hundred seventy-seven".

Divisors: 1 7 13 91 118747 831229 1543711 10805977