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71076066 = 23109191569
BaseRepresentation
bin1000011110010…
…00100011100010
311221202001000220
410033020203202
5121143413231
611015223510
71522064565
oct417104342
9157661026
1071076066
1137136556
121b977b96
1311957559
1496224dc
15638e896
hex43c88e2

71076066 has 32 divisors (see below), whose sum is σ = 144460800. Its totient is φ = 23310720.

The previous prime is 71076059. The next prime is 71076073. The reversal of 71076066 is 66067017.

It is an interprime number because it is at equal distance from previous prime (71076059) and next prime (71076073).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124630 + ... + 125198.

It is an arithmetic number, because the mean of its divisors is an integer number (4514400).

Almost surely, 271076066 is an apocalyptic number.

71076066 is an abundant number, since it is smaller than the sum of its proper divisors (73384734).

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

71076066 is a wasteful number, since it uses less digits than its factorization.

71076066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 71076066 is about 8430.6622515672. The cubic root of 71076066 is about 414.2295979595.

The spelling of 71076066 in words is "seventy-one million, seventy-six thousand, sixty-six".

Divisors: 1 2 3 6 109 191 218 327 382 569 573 654 1138 1146 1707 3414 20819 41638 62021 62457 108679 124042 124914 186063 217358 326037 372126 652074 11846011 23692022 35538033 71076066