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23226773 = 53438241
BaseRepresentation
bin101100010011…
…0100110010101
31121201001010212
41120212212111
521421224043
62145455205
7401265353
oct130464625
947631125
1023226773
1112124689
127941505
134a7306b
1431287d3
15208c018
hex1626995

23226773 has 4 divisors (see below), whose sum is σ = 23665068. Its totient is φ = 22788480.

The previous prime is 23226769. The next prime is 23226793. The reversal of 23226773 is 37762232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19298449 + 3928324 = 4393^2 + 1982^2 .

It is a cyclic number.

It is not a de Polignac number, because 23226773 - 22 = 23226769 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23226793) 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, 219068 + ... + 219173.

It is an arithmetic number, because the mean of its divisors is an integer number (5916267).

Almost surely, 223226773 is an apocalyptic number.

It is an amenable number.

23226773 is a deficient number, since it is larger than the sum of its proper divisors (438295).

23226773 is an equidigital number, since it uses as much as digits as its factorization.

23226773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438294.

The product of its digits is 21168, while the sum is 32.

The square root of 23226773 is about 4819.4162509582. The cubic root of 23226773 is about 285.3182983254.

It can be divided in two parts, 2 and 3226773, that multiplied together give a palindrome (6453546).

The spelling of 23226773 in words is "twenty-three million, two hundred twenty-six thousand, seven hundred seventy-three".

Divisors: 1 53 438241 23226773