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23092390 = 252309239
BaseRepresentation
bin101100000010…
…1110010100110
31121110012210201
41120011302212
521402424030
62142541114
7400165516
oct130056246
947405721
1023092390
1112042722
12789779a
134a26b49
1430d1846
1520622ca
hex1605ca6

23092390 has 8 divisors (see below), whose sum is σ = 41566320. Its totient is φ = 9236952.

The previous prime is 23092367. The next prime is 23092393. The reversal of 23092390 is 9329032.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23092393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154610 + ... + 1154629.

It is an arithmetic number, because the mean of its divisors is an integer number (5195790).

Almost surely, 223092390 is an apocalyptic number.

23092390 is a deficient number, since it is larger than the sum of its proper divisors (18473930).

23092390 is a wasteful number, since it uses less digits than its factorization.

23092390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309246.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 23092390 is about 4805.4541928937. The cubic root of 23092390 is about 284.7669789152.

The spelling of 23092390 in words is "twenty-three million, ninety-two thousand, three hundred ninety".

Divisors: 1 2 5 10 2309239 4618478 11546195 23092390