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23103133 = 37837523
BaseRepresentation
bin101100000100…
…0011010011101
31121110202112121
41120020122131
521403300013
62143102541
7400242034
oct130103235
947422477
1023103133
111204a7a9
1278a1a51
134a2b9c1
1430d571b
15206558d
hex160869d

23103133 has 8 divisors (see below), whose sum is σ = 24016608. Its totient is φ = 22204944.

The previous prime is 23103127. The next prime is 23103137. The reversal of 23103133 is 33130132.

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-23103133 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 (23103137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691 + ... + 6832.

It is an arithmetic number, because the mean of its divisors is an integer number (3002076).

Almost surely, 223103133 is an apocalyptic number.

It is an amenable number.

23103133 is a deficient number, since it is larger than the sum of its proper divisors (913475).

23103133 is an equidigital number, since it uses as much as digits as its factorization.

23103133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7643.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 23103133 is about 4806.5718552831. The cubic root of 23103133 is about 284.8111316623.

Adding to 23103133 its reverse (33130132), we get a palindrome (56233265).

The spelling of 23103133 in words is "twenty-three million, one hundred three thousand, one hundred thirty-three".

Divisors: 1 37 83 3071 7523 278351 624409 23103133