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85671124 = 22711349797
BaseRepresentation
bin1010001101100…
…11110011010100
312222012112200121
411012303303110
5133412433444
612300121324
72060123020
oct506636324
9188175617
1085671124
11443a4a90
1224836244
1314997796
14b541380
1577c4084
hex51b3cd4

85671124 has 48 divisors (see below), whose sum is σ = 187689600. Its totient is φ = 33240960.

The previous prime is 85671119. The next prime is 85671139. The reversal of 85671124 is 42117658.

It is a self number, because there is not a number n which added to its sum of digits gives 85671124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107094 + ... + 107890.

It is an arithmetic number, because the mean of its divisors is an integer number (3910200).

Almost surely, 285671124 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 85671124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93844800).

85671124 is an abundant number, since it is smaller than the sum of its proper divisors (102018476).

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

85671124 is a wasteful number, since it uses less digits than its factorization.

85671124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168 (or 1166 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 85671124 is about 9255.8697052195. The cubic root of 85671124 is about 440.8371184582.

The spelling of 85671124 in words is "eighty-five million, six hundred seventy-one thousand, one hundred twenty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 349 698 797 1396 1594 2443 3188 3839 4886 5579 7678 8767 9772 11158 15356 17534 22316 26873 35068 53746 61369 107492 122738 245476 278153 556306 1112612 1947071 3059683 3894142 6119366 7788284 12238732 21417781 42835562 85671124