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23385653 = 591273121
BaseRepresentation
bin101100100110…
…1011000110101
31122000010002022
41121031120311
521441320103
62153122525
7402526514
oct131153065
948003068
1023385653
1112222a95
1279b9445
134aca485
14316a67b
1520be138
hex164d635

23385653 has 8 divisors (see below), whose sum is σ = 23976960. Its totient is φ = 22800960.

The previous prime is 23385643. The next prime is 23385683. The reversal of 23385653 is 35658332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23385653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23385643) 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, 5933 + ... + 9053.

It is an arithmetic number, because the mean of its divisors is an integer number (2997120).

Almost surely, 223385653 is an apocalyptic number.

It is an amenable number.

23385653 is a deficient number, since it is larger than the sum of its proper divisors (591307).

23385653 is a wasteful number, since it uses less digits than its factorization.

23385653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307.

The product of its digits is 64800, while the sum is 35.

The square root of 23385653 is about 4835.8714829904. The cubic root of 23385653 is about 285.9673826235.

The spelling of 23385653 in words is "twenty-three million, three hundred eighty-five thousand, six hundred fifty-three".

Divisors: 1 59 127 3121 7493 184139 396367 23385653