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71141194 = 2130327299
BaseRepresentation
bin1000011110110…
…00011101001010
311221212100101001
410033120131022
5121203004234
611020445214
71522455505
oct417303512
9157770331
1071141194
1137180483
121b9a980a
131197b0a7
14963c13c
1563a3d14
hex43d874a

71141194 has 8 divisors (see below), whose sum is σ = 106797600. Its totient is φ = 35541996.

The previous prime is 71141183. The next prime is 71141227. The reversal of 71141194 is 49114117.

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

It is a super-2 number, since 2×711411942 = 10122138967491272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11044 + ... + 16255.

It is an arithmetic number, because the mean of its divisors is an integer number (13349700).

Almost surely, 271141194 is an apocalyptic number.

71141194 is a deficient number, since it is larger than the sum of its proper divisors (35656406).

71141194 is a wasteful number, since it uses less digits than its factorization.

71141194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28604.

The product of its digits is 1008, while the sum is 28.

The square root of 71141194 is about 8434.5239344020. The cubic root of 71141194 is about 414.3560808056.

It can be divided in two parts, 711 and 41194, that added together give a triangular number (41905 = T289).

The spelling of 71141194 in words is "seventy-one million, one hundred forty-one thousand, one hundred ninety-four".

Divisors: 1 2 1303 2606 27299 54598 35570597 71141194