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82260877 = 263312779
BaseRepresentation
bin1001110011100…
…11001110001101
312201210021201011
410321303032031
5132024322002
612055045221
72016130426
oct471631615
9181707634
1082260877
11424858a6
1223670811
131407249a
14acd464d
15734d8d7
hex4e7338d

82260877 has 4 divisors (see below), whose sum is σ = 82573920. Its totient is φ = 81947836.

The previous prime is 82260869. The next prime is 82260881. The reversal of 82260877 is 77806228.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82260877 - 23 = 82260869 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82260077) 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, 156127 + ... + 156652.

It is an arithmetic number, because the mean of its divisors is an integer number (20643480).

Almost surely, 282260877 is an apocalyptic number.

It is an amenable number.

82260877 is a deficient number, since it is larger than the sum of its proper divisors (313043).

82260877 is a wasteful number, since it uses less digits than its factorization.

82260877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313042.

The product of its (nonzero) digits is 75264, while the sum is 40.

The square root of 82260877 is about 9069.7782222059. The cubic root of 82260877 is about 434.9083825198.

The spelling of 82260877 in words is "eighty-two million, two hundred sixty thousand, eight hundred seventy-seven".

Divisors: 1 263 312779 82260877