Search a number
-
+
23850069 = 341971999
BaseRepresentation
bin101101011111…
…0110001010101
31122212201010220
41122332301111
522101200234
62211104553
7406502505
oct132766125
948781126
1023850069
111250aa01
127ba2159
134c30989
14324ba05
152161a49
hex16bec55

23850069 has 16 divisors (see below), whose sum is σ = 32928000. Its totient is φ = 15344640.

The previous prime is 23850061. The next prime is 23850077. The reversal of 23850069 is 96005832.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23850061) and next prime (23850077).

It is not a de Polignac number, because 23850069 - 23 = 23850061 is a prime.

It is a super-2 number, since 2×238500692 = 1137651582609522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23850061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10932 + ... + 12930.

It is an arithmetic number, because the mean of its divisors is an integer number (2058000).

Almost surely, 223850069 is an apocalyptic number.

It is an amenable number.

23850069 is a deficient number, since it is larger than the sum of its proper divisors (9077931).

23850069 is a wasteful number, since it uses less digits than its factorization.

23850069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 23850069 is about 4883.6532432186. The cubic root of 23850069 is about 287.8479980112.

The spelling of 23850069 in words is "twenty-three million, eight hundred fifty thousand, sixty-nine".

Divisors: 1 3 41 97 123 291 1999 3977 5997 11931 81959 193903 245877 581709 7950023 23850069