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23070271 = 73295753
BaseRepresentation
bin101100000000…
…0011000111111
31121102002110111
41120000120333
521401222041
62142250451
7400044160
oct130003077
947362414
1023070271
1112028044
127886a27
134a19a63
1430c7767
15205a981
hex160063f

23070271 has 4 divisors (see below), whose sum is σ = 26366032. Its totient is φ = 19774512.

The previous prime is 23070259. The next prime is 23070287. The reversal of 23070271 is 17207032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23070271 - 27 = 23070143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23070221) 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 3 ways as a sum of consecutive naturals, for example, 1647870 + ... + 1647883.

It is an arithmetic number, because the mean of its divisors is an integer number (6591508).

Almost surely, 223070271 is an apocalyptic number.

23070271 is a deficient number, since it is larger than the sum of its proper divisors (3295761).

23070271 is an equidigital number, since it uses as much as digits as its factorization.

23070271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3295760.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 23070271 is about 4803.1521941325. The cubic root of 23070271 is about 284.6760287080.

The spelling of 23070271 in words is "twenty-three million, seventy thousand, two hundred seventy-one".

Divisors: 1 7 3295753 23070271