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23025223 = 1310716553
BaseRepresentation
bin101011111010…
…1011001000111
31121022210200001
41113311121013
521343301343
62141302131
7366465634
oct127653107
947283601
1023025223
1111aa7211
127864947
134a023c0
1430b518b
15204c44d
hex15f5647

23025223 has 8 divisors (see below), whose sum is σ = 25029648. Its totient is φ = 21054144.

The previous prime is 23025221. The next prime is 23025239. The reversal of 23025223 is 32252032.

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 23025223 - 21 = 23025221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23025223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23025221) 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, 6886 + ... + 9667.

It is an arithmetic number, because the mean of its divisors is an integer number (3128706).

Almost surely, 223025223 is an apocalyptic number.

23025223 is a deficient number, since it is larger than the sum of its proper divisors (2004425).

23025223 is a wasteful number, since it uses less digits than its factorization.

23025223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16673.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 23025223 is about 4798.4604822797. The cubic root of 23025223 is about 284.4906177700.

Adding to 23025223 its reverse (32252032), we get a palindrome (55277255).

The spelling of 23025223 in words is "twenty-three million, twenty-five thousand, two hundred twenty-three".

Divisors: 1 13 107 1391 16553 215189 1771171 23025223