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71365060 = 22513833307
BaseRepresentation
bin1000100000011…
…11000111000100
311222021201110101
410100033013010
5121232140220
611025333444
71524410254
oct420170704
9158251411
1071365060
1137313698
121ba97284
1311a28c60
149699964
1563ea30a
hex440f1c4

71365060 has 48 divisors (see below), whose sum is σ = 163388736. Its totient is φ = 26024832.

The previous prime is 71365057. The next prime is 71365097. The reversal of 71365060 is 6056317.

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, 19927 + ... + 23233.

It is an arithmetic number, because the mean of its divisors is an integer number (3403932).

Almost surely, 271365060 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 71365060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81694368).

71365060 is an abundant number, since it is smaller than the sum of its proper divisors (92023676).

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

71365060 is a wasteful number, since it uses less digits than its factorization.

71365060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412 (or 3410 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 71365060 is about 8447.7843248985. The cubic root of 71365060 is about 414.7902554570.

The spelling of 71365060 in words is "seventy-one million, three hundred sixty-five thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 83 130 166 260 332 415 830 1079 1660 2158 3307 4316 5395 6614 10790 13228 16535 21580 33070 42991 66140 85982 171964 214955 274481 429910 548962 859820 1097924 1372405 2744810 3568253 5489620 7136506 14273012 17841265 35682530 71365060