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2293423 = 11208493
BaseRepresentation
bin1000101111111010101111
311022111222121
420233322233
51041342143
6121053411
725331236
oct10577257
94274877
102293423
1113270a0
12927267
13623b72
14439b1d
153047ed
hex22feaf

2293423 has 4 divisors (see below), whose sum is σ = 2501928. Its totient is φ = 2084920.

The previous prime is 2293397. The next prime is 2293427. The reversal of 2293423 is 3243922.

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 2293423 - 25 = 2293391 is a prime.

It is a d-powerful number, because it can be written as 25 + 29 + 9 + 37 + 47 + 221 + 311 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293427) 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, 104236 + ... + 104257.

It is an arithmetic number, because the mean of its divisors is an integer number (625482).

22293423 is an apocalyptic number.

2293423 is a deficient number, since it is larger than the sum of its proper divisors (208505).

2293423 is a wasteful number, since it uses less digits than its factorization.

2293423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208504.

The product of its digits is 2592, while the sum is 25.

The square root of 2293423 is about 1514.4051637524. The cubic root of 2293423 is about 131.8746706041.

The spelling of 2293423 in words is "two million, two hundred ninety-three thousand, four hundred twenty-three".

Divisors: 1 11 208493 2293423