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85187676 = 22372236299
BaseRepresentation
bin1010001001111…
…01110001011100
312221021222112010
411010331301130
5133302001201
612241511220
72053040400
oct504756134
9187258463
1085187676
11440a4842
1224642510
1314858712
14b457100
15772abd6
hex513dc5c

85187676 has 72 divisors (see below), whose sum is σ = 241315200. Its totient is φ = 23277408.

The previous prime is 85187671. The next prime is 85187701. The reversal of 85187676 is 67678158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85187671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10375 + ... + 16673.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 285187676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85187676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120657600).

85187676 is an abundant number, since it is smaller than the sum of its proper divisors (156127524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85187676 is a wasteful number, since it uses less digits than its factorization.

85187676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6343 (or 6334 counting only the distinct ones).

The product of its digits is 564480, while the sum is 48.

The square root of 85187676 is about 9229.7170054125. The cubic root of 85187676 is about 440.0063291101.

The spelling of 85187676 in words is "eighty-five million, one hundred eighty-seven thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 49 69 84 92 98 138 147 161 196 276 294 322 483 588 644 966 1127 1932 2254 3381 4508 6299 6762 12598 13524 18897 25196 37794 44093 75588 88186 132279 144877 176372 264558 289754 308651 434631 529116 579508 617302 869262 925953 1014139 1234604 1738524 1851906 2028278 3042417 3703812 4056556 6084834 7098973 12169668 14197946 21296919 28395892 42593838 85187676