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85452167 = 794912203
BaseRepresentation
bin1010001011111…
…10010110000111
312221210102100002
411011332112013
5133333432132
612251311515
72055221453
oct505762607
9187712302
1085452167
1144265529
122474b59b
131491bc18
14b4c5663
15777e262
hex517e587

85452167 has 8 divisors (see below), whose sum is σ = 86749440. Its totient is φ = 84160440.

The previous prime is 85452113. The next prime is 85452173. The reversal of 85452167 is 76125458.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85452167 - 212 = 85448071 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85452167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85452187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37688 + ... + 39890.

It is an arithmetic number, because the mean of its divisors is an integer number (10843680).

Almost surely, 285452167 is an apocalyptic number.

85452167 is a deficient number, since it is larger than the sum of its proper divisors (1297273).

85452167 is a wasteful number, since it uses less digits than its factorization.

85452167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773.

The product of its digits is 67200, while the sum is 38.

The square root of 85452167 is about 9244.0341301836. The cubic root of 85452167 is about 440.4612363747.

The spelling of 85452167 in words is "eighty-five million, four hundred fifty-two thousand, one hundred sixty-seven".

Divisors: 1 79 491 2203 38789 174037 1081673 85452167