[go: up one dir, main page]

Search a number
-
+
8900393 = 15158943
BaseRepresentation
bin100001111100…
…111100101001
3121202012001012
4201330330221
54234303033
6514433305
7135436445
oct41747451
917665035
108900393
115029aa7
122b92835
131ac8208
141279825
15bac248
hex87cf29

8900393 has 4 divisors (see below), whose sum is σ = 8959488. Its totient is φ = 8841300.

The previous prime is 8900383. The next prime is 8900399. The reversal of 8900393 is 3930098.

8900393 is digitally balanced in base 3, 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8900393 - 214 = 8884009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8900399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29321 + ... + 29622.

It is an arithmetic number, because the mean of its divisors is an integer number (2239872).

Almost surely, 28900393 is an apocalyptic number.

It is an amenable number.

8900393 is a deficient number, since it is larger than the sum of its proper divisors (59095).

8900393 is a wasteful number, since it uses less digits than its factorization.

8900393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59094.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 8900393 is about 2983.3526442578. The cubic root of 8900393 is about 207.2381600756.

The spelling of 8900393 in words is "eight million, nine hundred thousand, three hundred ninety-three".

Divisors: 1 151 58943 8900393