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82052167 = 373219979
BaseRepresentation
bin1001110010000…
…00010001000111
312201101200102011
410321000101013
5132001132132
612050355051
72014301101
oct471002107
9181350364
1082052167
114235300a
122358ba87
1313ccb4a2
14ac7c571
15730bb47
hex4e40447

82052167 has 4 divisors (see below), whose sum is σ = 82272520. Its totient is φ = 81831816.

The previous prime is 82052161. The next prime is 82052189. The reversal of 82052167 is 76125028.

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 82052167 - 211 = 82050119 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 (82052161) 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, 109617 + ... + 110362.

It is an arithmetic number, because the mean of its divisors is an integer number (20568130).

Almost surely, 282052167 is an apocalyptic number.

82052167 is a deficient number, since it is larger than the sum of its proper divisors (220353).

82052167 is a wasteful number, since it uses less digits than its factorization.

82052167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220352.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 82052167 is about 9058.2651208717. The cubic root of 82052167 is about 434.5402585449.

The spelling of 82052167 in words is "eighty-two million, fifty-two thousand, one hundred sixty-seven".

Divisors: 1 373 219979 82052167