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23226037 = 193147839
BaseRepresentation
bin101100010011…
…0011010110101
31121201000010121
41120212122311
521421213122
62145451541
7401263252
oct130463265
947630117
1023226037
111212407a
127940bb1
134a72923
143128429
15208bbc7
hex16266b5

23226037 has 16 divisors (see below), whose sum is σ = 25804800. Its totient is φ = 20815920.

The previous prime is 23226001. The next prime is 23226053. The reversal of 23226037 is 73062232.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23226037 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 (23220037) 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 15 ways as a sum of consecutive naturals, for example, 27264 + ... + 28102.

It is an arithmetic number, because the mean of its divisors is an integer number (1612800).

Almost surely, 223226037 is an apocalyptic number.

It is an amenable number.

23226037 is a deficient number, since it is larger than the sum of its proper divisors (2578763).

23226037 is a wasteful number, since it uses less digits than its factorization.

23226037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 23226037 is about 4819.3398925579. The cubic root of 23226037 is about 285.3152846123.

Adding to 23226037 its reverse (73062232), we get a palindrome (96288269).

The spelling of 23226037 in words is "twenty-three million, two hundred twenty-six thousand, thirty-seven".

Divisors: 1 19 31 47 589 839 893 1457 15941 26009 27683 39433 494171 749227 1222423 23226037