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23045935 = 5112231879
BaseRepresentation
bin101011111101…
…0011100101111
31121100212002011
41113322130233
521344432220
62141542051
7366613213
oct127723457
947325064
1023045935
1112010830
127874927
134a0b963
1430bc943
15205365a
hex15fa72f

23045935 has 16 divisors (see below), whose sum is σ = 30320640. Its totient is φ = 16676640.

The previous prime is 23045929. The next prime is 23046007. The reversal of 23045935 is 53954032.

It is not a de Polignac number, because 23045935 - 211 = 23043887 is a prime.

It is a super-2 number, since 2×230459352 = 1062230240048450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23045897 and 23045906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11326 + ... + 13204.

It is an arithmetic number, because the mean of its divisors is an integer number (1895040).

Almost surely, 223045935 is an apocalyptic number.

23045935 is a deficient number, since it is larger than the sum of its proper divisors (7274705).

23045935 is a wasteful number, since it uses less digits than its factorization.

23045935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 23045935 is about 4800.6181893585. The cubic root of 23045935 is about 284.5758953192.

Adding to 23045935 its reverse (53954032), we get a palindrome (76999967).

The spelling of 23045935 in words is "twenty-three million, forty-five thousand, nine hundred thirty-five".

Divisors: 1 5 11 55 223 1115 1879 2453 9395 12265 20669 103345 419017 2095085 4609187 23045935