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71014829 = 418092141
BaseRepresentation
bin1000011101110…
…01100110101101
311221121221000212
410032321212231
5121134433304
611014032205
71521421214
oct416714655
9157557025
1071014829
11370a4546
121b948665
1311935712
14960807b
15637b66e
hex43b99ad

71014829 has 8 divisors (see below), whose sum is σ = 72870840. Its totient is φ = 69164800.

The previous prime is 71014813. The next prime is 71014871. The reversal of 71014829 is 92841017.

It can be written as a sum of positive squares in 4 ways, for example, as 23377225 + 47637604 = 4835^2 + 6902^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 71014829 - 24 = 71014813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71014795 and 71014804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71014529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32099 + ... + 34239.

It is an arithmetic number, because the mean of its divisors is an integer number (9108855).

Almost surely, 271014829 is an apocalyptic number.

It is an amenable number.

71014829 is a deficient number, since it is larger than the sum of its proper divisors (1856011).

71014829 is a wasteful number, since it uses less digits than its factorization.

71014829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 71014829 is about 8427.0296664958. The cubic root of 71014829 is about 414.1106011920.

The spelling of 71014829 in words is "seventy-one million, fourteen thousand, eight hundred twenty-nine".

Divisors: 1 41 809 2141 33169 87781 1732069 71014829