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85269782 = 2133279607
BaseRepresentation
bin1010001010100…
…01110100010110
312221110011011002
411011101310112
5133312113112
612243343302
72053531643
oct505216426
9187404132
1085269782
11441504a4
1224681b32
1314886bc0
14b478dca
1577451c2
hex5151d16

85269782 has 8 divisors (see below), whose sum is σ = 137743536. Its totient is φ = 39355272.

The previous prime is 85269781. The next prime is 85269803. The reversal of 85269782 is 28796258.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85269781) 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, 1639778 + ... + 1639829.

It is an arithmetic number, because the mean of its divisors is an integer number (17217942).

Almost surely, 285269782 is an apocalyptic number.

85269782 is a deficient number, since it is larger than the sum of its proper divisors (52473754).

85269782 is a wasteful number, since it uses less digits than its factorization.

85269782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279622.

The product of its digits is 483840, while the sum is 47.

The square root of 85269782 is about 9234.1638495318. The cubic root of 85269782 is about 440.1476467310.

The spelling of 85269782 in words is "eighty-five million, two hundred sixty-nine thousand, seven hundred eighty-two".

Divisors: 1 2 13 26 3279607 6559214 42634891 85269782