Search a number
-
+
8941423 = 31288433
BaseRepresentation
bin100010000110…
…111101101111
3121211021022211
4202012331233
54242111143
6515351251
7136000201
oct42067557
917737284
108941423
115057907
122bb2527
131b10aaa
14128a771
15bb949d
hex886f6f

8941423 has 4 divisors (see below), whose sum is σ = 9229888. Its totient is φ = 8652960.

The previous prime is 8941417. The next prime is 8941447. The reversal of 8941423 is 3241498.

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 8941423 - 213 = 8933231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 288433 = 8941423 / (8 + 9 + 4 + 1 + 4 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8941123) 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, 144186 + ... + 144247.

It is an arithmetic number, because the mean of its divisors is an integer number (2307472).

Almost surely, 28941423 is an apocalyptic number.

8941423 is a deficient number, since it is larger than the sum of its proper divisors (288465).

8941423 is a wasteful number, since it uses less digits than its factorization.

8941423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288464.

The product of its digits is 6912, while the sum is 31.

The square root of 8941423 is about 2990.2212292738. The cubic root of 8941423 is about 207.5561216561.

The spelling of 8941423 in words is "eight million, nine hundred forty-one thousand, four hundred twenty-three".

Divisors: 1 31 288433 8941423