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16472023 = 127712899
BaseRepresentation
bin111110110101…
…011111010111
31010222212100221
4332311133113
513204101043
61345015211
7260003251
oct76653727
933885327
1016472023
119330747
125624507
133549679
14228acd1
1516a58ed
hexfb57d7

16472023 has 4 divisors (see below), whose sum is σ = 16486200. Its totient is φ = 16457848.

The previous prime is 16472021. The next prime is 16472041. The reversal of 16472023 is 32027461.

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 16472023 - 21 = 16472021 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 (16472021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5173 + ... + 7726.

It is an arithmetic number, because the mean of its divisors is an integer number (4121550).

Almost surely, 216472023 is an apocalyptic number.

16472023 is a deficient number, since it is larger than the sum of its proper divisors (14177).

16472023 is a wasteful number, since it uses less digits than its factorization.

16472023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14176.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 16472023 is about 4058.5740106594. The cubic root of 16472023 is about 254.4381992977.

Adding to 16472023 its reverse (32027461), we get a palindrome (48499484).

The spelling of 16472023 in words is "sixteen million, four hundred seventy-two thousand, twenty-three".

Divisors: 1 1277 12899 16472023