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22683081 = 359128153
BaseRepresentation
bin101011010000…
…1110111001001
31120200102100010
41112201313021
521301324311
62130102133
7363542301
oct126416711
946612303
1022683081
1111893153
12771a949
134912755
143026601
151ed0da6
hex15a1dc9

22683081 has 8 divisors (see below), whose sum is σ = 30756960. Its totient is φ = 14865632.

The previous prime is 22683079. The next prime is 22683091. The reversal of 22683081 is 18038622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22683081 - 21 = 22683079 is a prime.

It is a super-2 number, since 2×226830812 = 1029044327305122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22683061) 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 7 ways as a sum of consecutive naturals, for example, 63900 + ... + 64253.

It is an arithmetic number, because the mean of its divisors is an integer number (3844620).

Almost surely, 222683081 is an apocalyptic number.

It is an amenable number.

22683081 is a deficient number, since it is larger than the sum of its proper divisors (8073879).

22683081 is a wasteful number, since it uses less digits than its factorization.

22683081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128215.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 22683081 is about 4762.6758235261. The cubic root of 22683081 is about 283.0744558887.

The spelling of 22683081 in words is "twenty-two million, six hundred eighty-three thousand, eighty-one".

Divisors: 1 3 59 177 128153 384459 7561027 22683081