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23790395 = 5172343283
BaseRepresentation
bin101101011000…
…0001100111011
31122202200021202
41122300030323
522042243040
62205524415
7406133516
oct132601473
948680252
1023790395
111247a092
127b7370b
134c0c775
143233d7d
15214e015
hex16b033b

23790395 has 32 divisors (see below), whose sum is σ = 32389632. Its totient is φ = 16676352.

The previous prime is 23790359. The next prime is 23790397. The reversal of 23790395 is 59309732.

It is a cyclic number.

It is not a de Polignac number, because 23790395 - 210 = 23789371 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23790397) 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 31 ways as a sum of consecutive naturals, for example, 83924 + ... + 84206.

It is an arithmetic number, because the mean of its divisors is an integer number (1012176).

Almost surely, 223790395 is an apocalyptic number.

23790395 is a deficient number, since it is larger than the sum of its proper divisors (8599237).

23790395 is a wasteful number, since it uses less digits than its factorization.

23790395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 23790395 is about 4877.5398511955. The cubic root of 23790395 is about 287.6077277448.

The spelling of 23790395 in words is "twenty-three million, seven hundred ninety thousand, three hundred ninety-five".

Divisors: 1 5 17 23 43 85 115 215 283 391 731 989 1415 1955 3655 4811 4945 6509 12169 16813 24055 32545 60845 84065 110653 206873 279887 553265 1034365 1399435 4758079 23790395