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23252207 = 1124143109
BaseRepresentation
bin101100010110…
…0110011101111
31121202100000212
41120230303233
521423032312
62150213035
7401432456
oct130546357
947670025
1023252207
1112141800
12795417b
134a81804
143133b9d
152094822
hex162ccef

23252207 has 24 divisors (see below), whose sum is σ = 27036240. Its totient is φ = 19958400.

The previous prime is 23252197. The next prime is 23252227. The reversal of 23252207 is 70225232.

It is not a de Polignac number, because 23252207 - 24 = 23252191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23252227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213269 + ... + 213377.

It is an arithmetic number, because the mean of its divisors is an integer number (1126510).

Almost surely, 223252207 is an apocalyptic number.

23252207 is a deficient number, since it is larger than the sum of its proper divisors (3784033).

23252207 is a wasteful number, since it uses less digits than its factorization.

23252207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 23252207 is about 4822.0542303048. The cubic root of 23252207 is about 285.4224043128.

Adding to 23252207 its reverse (70225232), we get a palindrome (93477439).

The spelling of 23252207 in words is "twenty-three million, two hundred fifty-two thousand, two hundred seven".

Divisors: 1 11 41 43 109 121 451 473 1199 1763 4469 4687 4961 5203 13189 19393 49159 51557 192167 213323 540749 567127 2113837 23252207