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71018014 = 2113314239
BaseRepresentation
bin1000011101110…
…10011000011110
311221122002101211
410032322120132
5121140034024
611014055034
71521433414
oct416723036
9157562354
1071018014
11370a6981
121b94a47a
1311936cc2
1496092b4
15637c594
hex43ba61e

71018014 has 8 divisors (see below), whose sum is σ = 107470080. Its totient is φ = 35194656.

The previous prime is 71018009. The next prime is 71018021. The reversal of 71018014 is 41081017.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156894 + ... + 157345.

It is an arithmetic number, because the mean of its divisors is an integer number (13433760).

Almost surely, 271018014 is an apocalyptic number.

71018014 is a deficient number, since it is larger than the sum of its proper divisors (36452066).

71018014 is a wasteful number, since it uses less digits than its factorization.

71018014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314354.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 71018014 is about 8427.2186396224. The cubic root of 71018014 is about 414.1167920237.

The spelling of 71018014 in words is "seventy-one million, eighteen thousand, fourteen".

Divisors: 1 2 113 226 314239 628478 35509007 71018014