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23085455 = 518672473
BaseRepresentation
bin101100000010…
…0000110001111
31121102212021212
41120010012033
521402213310
62142445035
7400136351
oct130040617
947385255
1023085455
1112038498
12789377b
134a23943
1430cd0d1
152060205
hex160418f

23085455 has 8 divisors (see below), whose sum is σ = 27728592. Its totient is φ = 18451008.

The previous prime is 23085449. The next prime is 23085463. The reversal of 23085455 is 55458032.

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 23085455 - 28 = 23085199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8099 + ... + 10571.

It is an arithmetic number, because the mean of its divisors is an integer number (3466074).

Almost surely, 223085455 is an apocalyptic number.

23085455 is a deficient number, since it is larger than the sum of its proper divisors (4643137).

23085455 is a wasteful number, since it uses less digits than its factorization.

23085455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4345.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 23085455 is about 4804.7325627968. The cubic root of 23085455 is about 284.7384694260.

The spelling of 23085455 in words is "twenty-three million, eighty-five thousand, four hundred fifty-five".

Divisors: 1 5 1867 2473 9335 12365 4617091 23085455