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71047196 = 22114793371
BaseRepresentation
bin1000011110000…
…01100000011100
311221200120102122
410033001200130
5121142002241
611014442112
71521614453
oct417014034
9157616378
1071047196
11371168a0
121b963338
131194737c
149615b9a
15638604b
hex43c181c

71047196 has 24 divisors (see below), whose sum is σ = 135959040. Its totient is φ = 32217200.

The previous prime is 71047183. The next prime is 71047231. The reversal of 71047196 is 69174017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19391 + ... + 22761.

It is an arithmetic number, because the mean of its divisors is an integer number (5664960).

Almost surely, 271047196 is an apocalyptic number.

It is an amenable number.

71047196 is a deficient number, since it is larger than the sum of its proper divisors (64911844).

71047196 is a wasteful number, since it uses less digits than its factorization.

71047196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865 (or 3863 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 71047196 is about 8428.9498752810. The cubic root of 71047196 is about 414.1735058097.

The spelling of 71047196 in words is "seventy-one million, forty-seven thousand, one hundred ninety-six".

Divisors: 1 2 4 11 22 44 479 958 1916 3371 5269 6742 10538 13484 21076 37081 74162 148324 1614709 3229418 6458836 17761799 35523598 71047196